{"title":"Kenworth T400 Headlight Truck Parts","description":"","products":[{"product_id":"kenworth-t170-t700-led-projector-headlights-pair-2008-2016-dot-approved","title":"Kenworth T170–T700 LED Projector Headlights Pair (2008–2016) – DOT Approved","description":"\u003cp\u003eROADWEST LED headlight assembly pair is designed for KENWORTH \u003cbr\u003eT170\/T270\/T300\/T370\/T400\/T440\/T470\/T600\/T660\/T800 trucks from 2008 to 2016. It includes both driver and passenger sides and meets DOT\/SAE regulations.\u003c\/p\u003e\n\u003cp\u003eFeaturing a full-function LED system including high\/low beams, amber turn signals, and side markers. The housing is built from durable ABS plastic with polycarbonate lenses for excellent impact resistance.\u003c\/p\u003e\n\u003cp\u003eQuick and easy installation with OEM fit and plug-in connectors. Perfect replacement for OEM parts P54-1059-100L and P54-1059-100R.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; height: 156.75px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003eROADWEST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003eKENWORTH \u003cbr\u003eT170\/T270\/T300\/T370\/T400\/T440\/T470\/T600\/T660\/T800 (2008–2016)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003ePart Numbers\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003eP54-1059-100L, P54-1059-100R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003eVoltage \/ Wattage\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003e12V \/ 50W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003eFunctions\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003eHigh\/Low Beam, Turn Signal, Side Marker, DRL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003eMaterial\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003eLens: Polycarbonate, Housing: ABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003ePosition\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003eFront Outside (Driver \u0026amp; Passenger Side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 23.0832%; height: 19.5938px;\"\u003eFeatures\u003c\/th\u003e\n\u003ctd style=\"width: 74.0596%; height: 19.5938px;\"\u003eDustproof, Waterproof, Shockproof, DOT Approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ROADWEST","offers":[{"title":"A Pair","offer_id":41854908760167,"sku":"MZ-6650-L\u0026R","price":194.03,"currency_code":"USD","in_stock":true},{"title":"Drive Side","offer_id":41854908825703,"sku":"MZ-6650-L","price":100.17,"currency_code":"USD","in_stock":true},{"title":"Passenger Side","offer_id":41854908792935,"sku":"MZ-6650-R","price":100.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7612\/3239\/files\/KenworthT170_T700LEDProjectorHeadlightsPair_2008_2016_DOTApproved_1__PNG.webp?v=1770061385"},{"product_id":"led-headlights-assembly-kenworth-t170-t270-t370-t440-t470-t660-t800-2008-2016","title":"Kenworth T170–T800 LED Headlights Pair (2008–2016)","description":"\u003cp\u003eThis High Soar LED headlight assembly pair is designed to fit Kenworth T170\/T270\/T300\/T370\/T400\/T440\/T470\/T600\/T660\/T800 trucks from 2008 to 2016. Built as a full front replacement for both driver and passenger sides, this set features high\/low beam, projector style optics, side markers, and amber LED turn signals.\u003c\/p\u003e\n\u003cp\u003eThe housing is constructed from durable ABS plastic with a polycarbonate lens, offering excellent impact resistance and long‑lasting durability. Installation is plug‑and‑play with no modifications required, making this upgrade both functional and stylish.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHigh Soar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Models\u003c\/th\u003e\n\u003ctd\u003eKenworth T170\/T270\/T300\/T370\/T400\/T440\/T470\/T600\/T660\/T800 (2008‑2016)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSide\u003c\/th\u003e\n\u003ctd\u003eLeft \u0026amp; Right (Pair)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFeatures\u003c\/th\u003e\n\u003ctd\u003eLED, Projector Style, High\/Low Beam, Side Marker, Amber Turn Signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens Material\u003c\/th\u003e\n\u003ctd\u003ePolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing Material\u003c\/th\u003e\n\u003ctd\u003eABS Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003ePlug‑and‑Play, Direct Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ROADWEST","offers":[{"title":"Default Title","offer_id":41857631584359,"sku":"MZ-6658-L#R","price":465.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7612\/3239\/files\/kenworth-t170-t800-led-headlights-pair-2008-2016-roadwest-truck-parts-b0btbf5p6b-high-soar-4111205.jpg?v=1768890852"},{"product_id":"4x6-headlight-housing-base-kenworth-t400-t600-t800-w900-k100-c500","title":"Kenworth 4×6 Headlight Housing Base + Wire Harness – T400\/T600\/T800\/W900\/K100\/C500","description":"\u003cp\u003eRestore clean, reliable lighting performance on your Kenworth with the \u003cstrong\u003eROADWEST 4x6 Headlight Housing Base with Wire Harnesses\u003c\/strong\u003e. This DOT-approved OE-style replacement is engineered for trucks equipped with dual 4x6 headlights and is compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKenworth T400\u003c\/strong\u003e (1988–1997)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKenworth T600\u003c\/strong\u003e (1990–2007)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKenworth T800\u003c\/strong\u003e (1987–2020)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKenworth W900\u003c\/strong\u003e (1984–2020)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKenworth K100\u003c\/strong\u003e (1984–2004)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKenworth C500\u003c\/strong\u003e (1989–2020)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis kit includes \u003cstrong\u003edriver and passenger side headlight housing bases\u003c\/strong\u003e with integrated wire harnesses, designed to work with standard \u003cstrong\u003e4x6-inch sealed beam headlights\u003c\/strong\u003e (halogen or LED replacement lamps). Durable materials and weather-resistant connectors help ensure long-term performance in harsh road conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-fit replacement\u003c\/strong\u003e for worn, cracked or corroded headlight housings on popular Kenworth models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDOT-approved design\u003c\/strong\u003e to help maintain road-legal lighting performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-terminated wire harnesses\u003c\/strong\u003e for simpler installation and reliable electrical connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with 4x6 sealed beam\u003c\/strong\u003e halogen or LED headlights (H4651, H4652, H4656, H4666, H4668, H6545, etc.).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for heavy-duty use\u003c\/strong\u003e on long-haul, vocational and custom Kenworth trucks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eROADWEST\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eKenworth T400 \/ T600 \/ T800 \/ W900 \/ K100 \/ C500 (4x6 Headlight Systems)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eFront – Driver \u0026amp; Passenger Side\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDOT Approved\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Bulbs\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e4x6-inch sealed beam (halogen or LED)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Components\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e2 × Headlight Housing Bases with Wire Harnesses (Left \u0026amp; Right)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFit Type\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle Specific Fit – Kenworth models listed above\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eHeadlight housing replacement \/ lighting upgrade base for 4x6 lamps\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ROADWEST","offers":[{"title":"Default Title","offer_id":41858026733671,"sku":"MZ-10-3350-05","price":66.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7612\/3239\/files\/kenworth-46-headlight-housing-base-wire-harness-t400t600t800w900k100c500-roadwest-truck-parts-b09m6ctk8h-high-soar-6878392.jpg?v=1768890798"},{"product_id":"kenworth-4x6-headlight-housing-base-harness-t400-t600-t800-w900-k100-c500-led","title":"Kenworth 4×6 Headlight Housing Base + Harness – T400\/T600\/T800\/W900\/K100\/C500 (LED)","description":"\u003cp\u003eUpgrade your Kenworth lighting system with the \u003cstrong\u003eROADWEST LED 4x6-inch Headlight Housing Base with Wire Harnesses\u003c\/strong\u003e. Designed for trucks running 4x6 sealed-beam headlights, this assembly provides a solid mounting base and plug-and-play wiring for both \u003cstrong\u003ehalogen and LED lamps\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eEngineered for popular Kenworth models using dual 4x6 headlights, including \u003cstrong\u003eT400, T600, T800, W900, K100 and C500\u003c\/strong\u003e, this housing and harness kit is ideal for restoring damaged headlight mounts or supporting a modern LED upgrade.\u003c\/p\u003e\n\u003cp\u003eThe heavy-duty composite housing and weather-resistant connectors are built to withstand constant vibration, road grime and harsh weather. A direct-fit design helps you reuse existing mounting points, while the pre-terminated harness makes installation faster and cleaner.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED-ready headlight base\u003c\/strong\u003e – supports 4x6-inch halogen or LED sealed-beam headlights.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKenworth-specific fit\u003c\/strong\u003e – designed for T400, T600, T800, W900, K100 and C500 trucks using 4x6 lamps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play harness\u003c\/strong\u003e – pre-wired connectors for easy installation and reliable power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable composite construction\u003c\/strong\u003e – resists cracking, corrosion and deformation in heavy-duty service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdeal for upgrades or repairs\u003c\/strong\u003e – replace broken buckets or support an LED conversion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eROADWEST\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eKenworth T400 \/ T600 \/ T800 \/ W900 \/ K100 \/ C500\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBulb Support\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e4x6-inch Halogen \/ LED Sealed-Beam\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003ePlug-and-Play, Direct Replacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh-Durability Composite Housing with Weather-Resistant Connectors\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eFront – Driver \u0026amp; Passenger Side (Headlight Housing Base)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Components\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eHeadlight Housing Bases with Wire Harnesses (Pair)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFit Type\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle Specific Fit – Kenworth models listed above\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eROADWEST\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ROADWEST","offers":[{"title":"Default Title","offer_id":41896637268071,"sku":"MZ-10-3350-05","price":66.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7612\/3239\/files\/kenworth-46-headlight-housing-base-harness-t400t600t800w900k100c500-led-roadwest-truck-parts-mz-10-3350-05-high-soar-8470012.jpg?v=1768890558"}],"url":"https:\/\/roadwesttruckparts.com\/collections\/kenworth-t400-headlight-truck-parts.oembed","provider":"RoadWest Truck Parts","version":"1.0","type":"link"}