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href="https://de.wikipedia.org/wiki/Learjet_55" title="Learjet 55 – German" lang="de" hreflang="de" data-title="Learjet 55" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Learjet_55" title="Learjet 55 – Spanish" lang="es" hreflang="es" data-title="Learjet 55" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%84%DB%8C%D8%B1%D8%AC%D8%AA_%DB%B5%DB%B5" title="لیرجت ۵۵ – Persian" lang="fa" hreflang="fa" data-title="لیرجت ۵۵" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a 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id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">1979 executive business jet aircraft</div> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) 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.infobox-full-data,.mw-parser-output .ib-aircraft-caption-left .infobox-data,.mw-parser-output .ib-aircraft-caption-left .infobox-label{text-align:left}.mw-parser-output .ib-aircraft .mergedbottomrow .infobox-full-data,.mw-parser-output .ib-aircraft .mergedbottomrow .infobox-data,.mw-parser-output .ib-aircraft .mergedbottomrow .infobox-label{border-bottom:1px solid #a2a9b1}@media(min-width:720px){.mw-parser-output .ib-aircraft .infobox-label{width:30%;padding-right:3px}.mw-parser-output .ib-aircraft .infobox-data{width:50%}}</style><table class="infobox ib-aircraft vcard"><tbody><tr><th colspan="2" class="infobox-above">Learjet 55</th></tr><tr><td colspan="2" class="infobox-full-data"><span typeof="mw:File"><a href="/wiki/File:Learjet_55_(2323440048).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/Learjet_55_%282323440048%29.jpg/300px-Learjet_55_%282323440048%29.jpg" decoding="async" width="300" height="201" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/Learjet_55_%282323440048%29.jpg/450px-Learjet_55_%282323440048%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/35/Learjet_55_%282323440048%29.jpg/600px-Learjet_55_%282323440048%29.jpg 2x" data-file-width="2130" data-file-height="1429" /></a></span> <div class="ib-aircraft-caption">Learjet 55 on final approach</div></td></tr><tr><th colspan="2" class="infobox-header">General information</th></tr><tr><th scope="row" class="infobox-label">Type</th><td class="infobox-data"><a href="/wiki/Business_jet" title="Business jet">Business jet</a></td></tr><tr><th scope="row" class="infobox-label">National origin</th><td class="infobox-data">United States</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Aerospace_manufacturer" title="Aerospace manufacturer">Manufacturer</a></th><td class="infobox-data"><a href="/wiki/Learjet" title="Learjet">Learjet</a></td></tr><tr><th scope="row" class="infobox-label">Status</th><td class="infobox-data">Active, not in production</td></tr><tr><th scope="row" class="infobox-label">Number built</th><td class="infobox-data">147</td></tr><tr><th colspan="2" class="infobox-header">History</th></tr><tr><th scope="row" class="infobox-label">Manufactured</th><td class="infobox-data">1979–1987</td></tr><tr><th scope="row" class="infobox-label">Introduction date</th><td class="infobox-data">1981</td></tr><tr><th scope="row" class="infobox-label">First flight</th><td class="infobox-data">19 April 1979</td></tr></tbody></table> <p>The <b>Learjet 55</b> "Longhorn" is an American business jet manufactured by <a href="/wiki/Learjet" title="Learjet">Learjet</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Development_and_design">Development and design</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=1" title="Edit section: Development and design"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The Learjet 50 series was first announced at the 1977 <a href="/wiki/Paris_air_show" class="mw-redirect" title="Paris air show">Paris air show</a> with larger cabins than the existing Learjets.<sup id="cite_ref-orbis_1-0" class="reference"><a href="#cite_note-orbis-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> The series was to have three variants, the Learjet 54, 55 and 56 but only the Learjet 55 was built.<sup id="cite_ref-orbis_1-1" class="reference"><a href="#cite_note-orbis-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> The Learjet 55 was a low-wing cantilever monoplane with <a href="/wiki/NASA" title="NASA">NASA</a> developed <a href="/wiki/Winglets" class="mw-redirect" title="Winglets">winglets</a>, the winglets gave rise to the nickname <i>Longhorn</i>. The aircraft has a T-tail and is powered by two <a href="/wiki/Garrett_TFE731" title="Garrett TFE731">Garrett TFE731</a> turbofans mounted each side of the rear fuselage.<sup id="cite_ref-orbis_1-2" class="reference"><a href="#cite_note-orbis-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> It has a retractable tricycle landing gear and an enclosed cabin for up to ten passengers and a cockpit for the two crew.<sup id="cite_ref-orbis_1-3" class="reference"><a href="#cite_note-orbis-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Construction of the Learjet 55 began in April 1978 after extensive testing and work on the wing design which came, initially, from the Learjet 25. The Learjet 55 first flew on 19 April 1979. The first production aircraft were produced starting 18 March 1981. 147 Learjet 55 aircraft were delivered. </p><p>By 2018, a Learjet 55 can be had for $1 million or less.<sup id="cite_ref-AINdec2018_2-0" class="reference"><a href="#cite_note-AINdec2018-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Variants">Variants</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=2" title="Edit section: Variants"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dt>Learjet 54</dt> <dd>Proposed 11-seat variant, not built.<sup id="cite_ref-simpson_3-0" class="reference"><a href="#cite_note-simpson-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></dd> <dt>Learjet 55</dt> <dd>Production variant, 126 built.<sup id="cite_ref-simpson_3-1" class="reference"><a href="#cite_note-simpson-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></dd> <dt>Learjet 55B</dt> <dd>1986 - Improved version with a glass cockpit, improved take-off performance and increased range, 8 built.<sup id="cite_ref-simpson_3-2" class="reference"><a href="#cite_note-simpson-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></dd> <dt>Learjet 55C</dt> <dd>1987 - New rear underfuselage design, with <a href="/wiki/Strake_(aeronautics)#Ventral_strakes" title="Strake (aeronautics)">Delta Fins</a> to improve lateral <a href="/wiki/Dutch_roll" title="Dutch roll">Dutch roll</a> stability, and reduce takeoff and landing speeds.</dd> <dt>Learjet 55C/ER</dt> <dd>Extended-range version of the Learjet 55C.</dd> <dt>Learjet 55C/LR</dt> <dd>Long-range version of the Learjet 55C, fitted with an extra tank, carrying an extra 259 lb (117 kg) of fuel in the <a href="/w/index.php?title=Tail_cone&action=edit&redlink=1" class="new" title="Tail cone (page does not exist)">tail cone</a>.</dd> <dt>Learjet 56</dt> <dd>Proposed eight-seat version, not built.<sup id="cite_ref-simpson_3-3" class="reference"><a href="#cite_note-simpson-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></dd></dl> <div class="mw-heading mw-heading2"><h2 id="Operators">Operators</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=3" title="Edit section: Operators"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dt><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Flag_of_the_Dominican_Republic.svg/23px-Flag_of_the_Dominican_Republic.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Flag_of_the_Dominican_Republic.svg/35px-Flag_of_the_Dominican_Republic.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Flag_of_the_Dominican_Republic.svg/45px-Flag_of_the_Dominican_Republic.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span> </span><a href="/wiki/Dominican_Republic" title="Dominican Republic">Dominican Republic</a></dt></dl> <ul><li><a href="/wiki/Servicios_A%C3%A9reos_Profesionales" title="Servicios Aéreos Profesionales">Servicios Aéreos Profesionales</a><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></li></ul> <div class="mw-heading mw-heading2"><h2 id="Specifications">Specifications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=4" title="Edit section: Specifications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p style="font-size: 90%; margin:0;"><i>Data from</i> <a href="/wiki/Illustrated_Encyclopedia_of_Aircraft" title="Illustrated Encyclopedia of Aircraft">Illustrated Encyclopedia of Aircraft</a><sup id="cite_ref-orbis_1-4" class="reference"><a href="#cite_note-orbis-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></p><p><span style="font-size:120%"><b>General characteristics</b></span> </p><ul><li><b>Crew:</b> 2</li> <li><b>Capacity:</b> 10</li> <li><b>Length:</b> 55 ft 1 in (16.80 m)</li> <li><b>Wingspan:</b> 43 ft 10 in (13.35 m)</li> <li><b>Height:</b> 14 ft 8 in (4.48 m)</li> <li><b>Wing area:</b> 264.5 sq ft (24.57 m<sup>2</sup>)</li> <li><b>Empty weight:</b> 13,000 lb (5,897 kg)</li> <li><b>Max takeoff weight:</b> 21,500 lb (9,752 kg)</li> <li><b>Powerplant:</b> 2 × <a href="/wiki/Garrett_TFE731" title="Garrett TFE731">Garrett TFE731-3A-2B</a> turbofan aero-engine, 3,700 lbf (16 kN) thrust each</li></ul> <p><span style="font-size:120%"><b>Performance</b></span> </p> <ul><li><b>Maximum speed:</b> 541 mph (871 km/h, 470 kn) at 30,000ft (9145m)</li> <li><b>Cruise speed:</b> 462 mph (744 km/h, 402 kn) at 49,000ft (14935m)</li> <li><b>Range:</b> 2,492 mi (4,010 km, 2,165 nmi) with four passengers and fuel reserves</li> <li><b>Service ceiling:</b> 51,000 ft (16,000 m)</li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=5" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Notes">Notes</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=6" title="Edit section: Notes"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-orbis-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-orbis_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-orbis_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-orbis_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-orbis_1-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-orbis_1-4"><sup><i><b>e</b></i></sup></a></span> <span class="reference-text">Orbis 1985, p. 1935</span> </li> <li id="cite_note-AINdec2018-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-AINdec2018_2-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFMark_Huber2018" class="citation magazine cs1">Mark Huber (December 2018). <a rel="nofollow" class="external text" href="https://www.ainonline.com/sites/default/files/full-issues/ain_1218.pdf">"For many models, market hitting the apex"</a> <span class="cs1-format">(PDF)</span>. <i>Aviation International News</i>. pp. 20–21, 24.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Aviation+International+News&rft.atitle=For+many+models%2C+market+hitting+the+apex&rft.pages=20-21%2C+24&rft.date=2018-12&rft.au=Mark+Huber&rft_id=https%3A%2F%2Fwww.ainonline.com%2Fsites%2Fdefault%2Ffiles%2Ffull-issues%2Fain_1218.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALearjet+55" class="Z3988"></span></span> </li> <li id="cite_note-simpson-3"><span class="mw-cite-backlink">^ <a href="#cite_ref-simpson_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-simpson_3-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-simpson_3-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-simpson_3-3"><sup><i><b>d</b></i></sup></a></span> <span class="reference-text">Simpson 1991, pp. 187-188</span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20141022174141/http://www.sapair.com/aircrafts.html">"SAP Group - Aircrafts [<i>sic</i>]"</a>. Archived from <a rel="nofollow" class="external text" href="http://www.sapair.com/aircrafts.html">the original</a> on 2014-10-22<span class="reference-accessdate">. Retrieved <span class="nowrap">2014-09-29</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=SAP+Group+-+Aircrafts%26%2332%3B%26%2391%3Bsic%26%2393%3B&rft_id=http%3A%2F%2Fwww.sapair.com%2Faircrafts.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALearjet+55" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading3"><h3 id="Bibliography">Bibliography</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=7" title="Edit section: Bibliography"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239549316">.mw-parser-output .refbegin{margin-bottom:0.5em}.mw-parser-output .refbegin-hanging-indents>ul{margin-left:0}.mw-parser-output .refbegin-hanging-indents>ul>li{margin-left:0;padding-left:3.2em;text-indent:-3.2em}.mw-parser-output .refbegin-hanging-indents ul,.mw-parser-output .refbegin-hanging-indents ul li{list-style:none}@media(max-width:720px){.mw-parser-output .refbegin-hanging-indents>ul>li{padding-left:1.6em;text-indent:-1.6em}}.mw-parser-output .refbegin-columns{margin-top:0.3em}.mw-parser-output .refbegin-columns ul{margin-top:0}.mw-parser-output .refbegin-columns li{page-break-inside:avoid;break-inside:avoid-column}@media screen{.mw-parser-output .refbegin{font-size:90%}}</style><div class="refbegin" style=""> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1"><i>The Illustrated Encyclopedia of Aircraft (Part Work 1982–1985)</i>. Orbis Publishing.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Illustrated+Encyclopedia+of+Aircraft+%28Part+Work+1982%E2%80%931985%29&rft.pub=Orbis+Publishing&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALearjet+55" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSimpson1991" class="citation book cs1">Simpson, R.W. (1991). <i>Airlife's General Aviation</i>. England: Airlife Publishing. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/1-85310-194-X" title="Special:BookSources/1-85310-194-X"><bdi>1-85310-194-X</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Airlife%27s+General+Aviation&rft.place=England&rft.pub=Airlife+Publishing&rft.date=1991&rft.isbn=1-85310-194-X&rft.aulast=Simpson&rft.aufirst=R.W.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALearjet+55" class="Z3988"></span></li></ul> </div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Learjet_55&action=edit&section=8" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox 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.navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Learjet_aircraft" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Learjet_aircraft" title="Template:Learjet aircraft"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Learjet_aircraft" title="Template talk:Learjet aircraft"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Learjet_aircraft" title="Special:EditPage/Template:Learjet aircraft"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Learjet_aircraft" style="font-size:114%;margin:0 4em"><a href="/wiki/Learjet" title="Learjet">Learjet</a> aircraft</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Company designations</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Learjet_23" title="Learjet 23">23</a></li> <li><a href="/wiki/Learjet_24" title="Learjet 24">24</a></li> <li><a href="/wiki/Learjet_25" title="Learjet 25">25</a></li> <li><a href="/wiki/Learjet_28" title="Learjet 28">28</a>/<a href="/wiki/Learjet_28" title="Learjet 28">29</a></li> <li><a href="/wiki/Learjet_31" title="Learjet 31">31</a></li> <li><a href="/wiki/Learjet_35" title="Learjet 35">35</a>/<a href="/wiki/Learjet_35" title="Learjet 35">36</a></li> <li><a href="/wiki/Learjet_40" title="Learjet 40">40</a></li> <li><a href="/wiki/Learjet_45" title="Learjet 45">45</a></li> <li><a class="mw-selflink selflink">54</a></li> <li><a class="mw-selflink selflink">55</a></li> <li><a class="mw-selflink selflink">56</a></li> <li><a href="/wiki/Learjet_60" title="Learjet 60">60</a></li> <li><a href="/wiki/Learjet_70/75" title="Learjet 70/75">70</a>/<a href="/wiki/Learjet_70/75" title="Learjet 70/75">75</a></li> <li><a href="/wiki/Learjet_85" title="Learjet 85">85</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Military designations</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Learjet_35/36" class="mw-redirect" title="Learjet 35/36">C-21</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Brazilian_Air_Force_aircraft_designations" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:FAB_aircraft_designations" title="Template:FAB aircraft designations"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:FAB_aircraft_designations" title="Template talk:FAB aircraft designations"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:FAB_aircraft_designations" title="Special:EditPage/Template:FAB aircraft designations"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Brazilian_Air_Force_aircraft_designations" style="font-size:114%;margin:0 4em"><a href="/wiki/Brazilian_Air_Force" title="Brazilian Air Force">Brazilian Air Force</a> aircraft designations</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Attack (A)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/AMX_International_AMX" title="AMX International AMX">A-1</a></li> <li><a href="/wiki/Consolidated_PBY_Catalina" title="Consolidated PBY Catalina">A-10</a></li> <li><a href="/wiki/Grumman_HU-16_Albatross" title="Grumman HU-16 Albatross">A-16</a></li> <li><a href="/wiki/Embraer_EMB_314_Super_Tucano" title="Embraer EMB 314 Super Tucano">A-29</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Cargo (C)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Airbus_A319" title="Airbus A319">C-1</a></li> <li><a href="/wiki/Embraer_E-Jet_family" title="Embraer E-Jet family">C-2</a></li> <li><a href="/wiki/Beechcraft_Queen_Air" title="Beechcraft Queen Air">C-8</a></li> <li><a href="/wiki/Embraer_EMB_121_Xingu" title="Embraer EMB 121 Xingu">C-9</a></li> <li><a href="/wiki/Consolidated_PBY_Catalina" title="Consolidated PBY Catalina">C-10</a></li> <li><a href="/wiki/Piper_PA-23" title="Piper PA-23">C-26</a></li> <li><a href="/wiki/Lockheed_Hudson" title="Lockheed Hudson">C-28</a></li> <li><a href="/wiki/Learjet_35" title="Learjet 35">C-35 (I)</a></li> <li><a href="/wiki/Beechcraft_Bonanza" title="Beechcraft Bonanza">C-35 (II)</a></li> <li><a href="/wiki/Morane-Saulnier_MS.760_Paris" title="Morane-Saulnier MS.760 Paris">C-41</a></li> <li><a href="/wiki/Neiva_Regente" title="Neiva Regente">C-42</a></li> <li><a href="/wiki/Beechcraft_Baron" title="Beechcraft Baron">C-55</a></li> <li><a href="/wiki/Vickers_Viscount" title="Vickers Viscount">C-90</a></li> <li><a href="/wiki/Hawker_Siddeley_HS_748" title="Hawker Siddeley HS 748">C-91</a></li> <li><a href="/wiki/BAC_One-Eleven" title="BAC One-Eleven">C-92</a></li> <li><a href="/wiki/British_Aerospace_125" title="British Aerospace 125">C-93</a></li> <li><a href="/wiki/Embraer_EMB_110_Bandeirante" title="Embraer EMB 110 Bandeirante">C-95</a></li> <li><a href="/wiki/Boeing_737" title="Boeing 737">C-96</a></li> <li><a href="/wiki/Embraer_EMB_120_Brasilia" title="Embraer EMB 120 Brasilia">C-97</a></li> <li><a href="/wiki/Cessna_208_Caravan" title="Cessna 208 Caravan">C-98</a></li> <li><a href="/wiki/Embraer_ERJ_family" title="Embraer ERJ family">C-99</a></li> <li><a href="/wiki/EADS_CASA_C-295" title="EADS CASA C-295">C-105</a></li> <li><a href="/wiki/De_Havilland_Canada_DHC-5_Buffalo" title="De Havilland Canada DHC-5 Buffalo">C-115</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Electronic (E)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Embraer_R-99" title="Embraer R-99">E-99</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Fighter (F)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Gloster_Meteor" title="Gloster Meteor">F-7</a></li> <li><a href="/wiki/Gloster_Meteor" title="Gloster Meteor">F-8</a></li> <li><a href="/wiki/Lockheed_T-33" title="Lockheed T-33">F-33</a></li> <li><a href="/wiki/Saab_JAS_39_Gripen" title="Saab JAS 39 Gripen">F-39</a></li> <li><a href="/wiki/Dassault_Mirage_III" title="Dassault Mirage III">F-103</a></li> <li><a href="/wiki/Dassault_Mirage_2000" title="Dassault Mirage 2000">F-2000</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter (H)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bell_206" title="Bell 206">H-4</a></li> <li><a href="/wiki/A%C3%A9rospatiale_SA_330_Puma" title="Aérospatiale SA 330 Puma">H-33</a></li> <li><a href="/wiki/Eurocopter_AS332_Super_Puma" title="Eurocopter AS332 Super Puma">H-34</a> <ul><li><a href="/wiki/Brazilian_presidential_helicopter" title="Brazilian presidential helicopter">VH-34</a></li></ul></li> <li><a href="/wiki/Eurocopter_AS350_%C3%89cureuil" title="Eurocopter AS350 Écureuil">H-50</a></li> <li><a href="/wiki/Eurocopter_AS355_%C3%89cureuil_2" title="Eurocopter AS355 Écureuil 2">H-55</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Liaison (L)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Pilatus_P-3" title="Pilatus P-3">L-3</a></li> <li><a href="/wiki/CAP-4_Paulistinha" title="CAP-4 Paulistinha">L-6</a></li> <li><a href="/wiki/Neiva_Campeiro" title="Neiva Campeiro">L-7</a></li> <li><a href="/wiki/Neiva_Regente" title="Neiva Regente">L-8</a></li> <li><a href="/wiki/Cessna_180_Skywagon" title="Cessna 180 Skywagon">L-19</a> <ul><li><a href="/wiki/Cessna_O-1_Bird_Dog" title="Cessna O-1 Bird Dog">A/E</a></li></ul></li> <li><a href="/wiki/Neiva_Regente" title="Neiva Regente">L-20</a></li> <li><a href="/wiki/Neiva_Regente" title="Neiva Regente">L-42</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Maritime (M)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Grumman_HU-16_Albatross" title="Grumman HU-16 Albatross">M-16</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Observation (O)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Pilatus_P-3" title="Pilatus P-3">O-3</a></li> <li><a href="/wiki/CAP-4_Paulistinha" title="CAP-4 Paulistinha">O-6</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Patrol (P)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Lockheed_P-2_Neptune" title="Lockheed P-2 Neptune">P-15</a></li> <li><a href="/wiki/Grumman_S-2_Tracker" title="Grumman S-2 Tracker">P-16</a></li> <li><a href="/wiki/Embraer_EMB_110_Bandeirante" title="Embraer EMB 110 Bandeirante">P-95</a></li> <li><a href="/wiki/Embraer_R-99" title="Embraer R-99">P-99</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Reconnaissance (R)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Learjet_35" title="Learjet 35">R-35</a></li> <li><a href="/wiki/Embraer_EMB_110_Bandeirante" title="Embraer EMB 110 Bandeirante">R-95</a></li> <li><a href="/wiki/Embraer_R-99" title="Embraer R-99">R-99</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Search & rescue (S)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Grumman_HU-16_Albatross" title="Grumman HU-16 Albatross">S-16</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Trainer (T)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Gloster_Meteor" title="Gloster Meteor">T-7</a></li> <li><a href="/w/index.php?title=Microleve_MXL&action=edit&redlink=1" class="new" title="Microleve MXL (page does not exist)">T-8</a></li> <li><a href="/wiki/Aerotec_A-132_Tangar%C3%A1" title="Aerotec A-132 Tangará">T-17</a></li> <li><a href="/wiki/Fokker_S-11" title="Fokker S-11">T-21</a></li> <li><a href="/wiki/Fokker_S-11" title="Fokker S-11">T-22</a></li> <li><a href="/wiki/Aerotec_A-122_Uirapuru" title="Aerotec A-122 Uirapuru">T-23</a> <ul><li><a href="/wiki/Aerotec_A-132_Tangar%C3%A1" title="Aerotec A-132 Tangará">B</a></li></ul></li> <li><a href="/wiki/Fouga_CM.170_Magister" title="Fouga CM.170 Magister">T-24</a></li> <li><a href="/wiki/Neiva_Universal" title="Neiva Universal">T-25</a></li> <li><a href="/wiki/Aermacchi_MB-326" title="Aermacchi MB-326">T-26</a></li> <li><a href="/wiki/Embraer_EMB_312_Tucano" title="Embraer EMB 312 Tucano">T-27</a></li> <li><a href="/wiki/Embraer_EMB_314_Super_Tucano" title="Embraer EMB 314 Super Tucano">T-29</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Utility (U)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Pilatus_P-3" title="Pilatus P-3">U-3</a></li> <li><a href="/wiki/Piper_PA-34_Seneca" title="Piper PA-34 Seneca">U-7</a></li> <li><a href="/wiki/Beechcraft_Queen_Air" title="Beechcraft Queen Air">U-8</a></li> <li><a href="/wiki/Embraer_EMB_121_Xingu" title="Embraer EMB 121 Xingu">U-9</a></li> <li><a href="/wiki/Embraer_EMB_202_Ipanema" title="Embraer EMB 202 Ipanema">U-19</a></li> <li><a href="/wiki/Learjet_35" title="Learjet 35">U-35</a></li> <li><a href="/wiki/Cessna_185_Skywagon" title="Cessna 185 Skywagon">U-37</a></li> <li><a href="/wiki/Neiva_Regente" title="Neiva Regente">U-42</a></li> <li><a href="/wiki/Beechcraft_Model_18" title="Beechcraft Model 18">U-45</a></li> <li><a class="mw-selflink selflink">U-55</a></li> <li><a href="/wiki/British_Aerospace_125" title="British Aerospace 125">U-93</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Glider (Z)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Fournier_RF_5" title="Fournier RF 5">Z-3</a></li> <li><a href="/wiki/LET_L-13_Blan%C3%ADk" title="LET L-13 Blaník">Z-13</a></li> <li><a href="/wiki/Glasfl%C3%BCgel_H-201" title="Glasflügel H-201">Z-15</a></li> <li><a href="/wiki/IPE_Quero_Quero" title="IPE Quero Quero">Z-16</a></li> <li><a href="/wiki/Schleicher_ASW_20" title="Schleicher ASW 20">Z-20</a></li> <li><a href="/wiki/LET_L-23_Super_Blan%C3%ADk" title="LET L-23 Super Blaník">Z-23</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div>Designations carried over from <a href="/wiki/United_States_military_aircraft_designation_systems" title="United States military aircraft designation systems">American designation systems</a> are not included unless the designations were modified.</div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Learjet_55&oldid=1249091049">https://en.wikipedia.org/w/index.php?title=Learjet_55&oldid=1249091049</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Learjet_aircraft" title="Category:Learjet aircraft">Learjet aircraft</a></li><li><a href="/wiki/Category:1970s_United_States_business_aircraft" title="Category:1970s United States business aircraft">1970s United States business aircraft</a></li><li><a href="/wiki/Category:Twinjets" 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