{"product_id":"z-offroad-4x6-led-headlight-assembly-4pcs-chrome-dot-approved-hi-lo-6500k-daylight-ip67","title":"Z-OFFROAD 4x6 LED Headlight Assembly 4PCS Chrome — DOT Approved Hi\/Lo, 6500K Daylight, IP67","description":"\u003cp\u003e\u003cstrong\u003eZ-OFFROAD 4x6 DOT-approved LED headlight assembly replaces sealed-beam H4651\/H4652\/H4656 units to deliver brighter, focused hi\/low beams for trucks and classic cars.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis four-piece chrome kit is designed to modernize vehicles that use 4x6\" sealed beam lamps. Each headlight is built with a sealed aluminum housing, a shatterproof polycarbonate lens and a projector-style optic to produce a clean 6500K white beam. The set includes two dedicated low-beam and two high-beam units, DOT\/SAE markings, H4 connector accessories, and a layout that fits many heavy-duty trucks, commercial rigs and older GM models.\u003c\/p\u003e\n\n\u003ch3\u003eHow much brighter are these LEDs compared with traditional halogen lights?\u003c\/h3\u003e\n\u003cp\u003eThese Z-OFFROAD LEDs use high-quality chips and projector lenses to increase visible output while keeping beam control. They run at a 6500K color temperature for crisp daylight-white illumination and a broader reach.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated at 5200 lm per pair for both low and high beams.\u003c\/li\u003e\n  \u003cli\u003eApproximately 4x the brightness of stock halogen sealed-beam bulbs.\u003c\/li\u003e\n  \u003cli\u003eProjector lens for tighter forward focus and reduced scatter.\u003c\/li\u003e\n  \u003cli\u003eClear \"Z\" shaped cutoff to minimize glare for oncoming traffic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these headlights fit my truck or classic car?\u003c\/h3\u003e\n\u003cp\u003eThe Z-OFFROAD 4x6 assemblies are engineered to be direct replacements for common sealed-beam sockets and widely compatible across brands. Check your existing bulb part numbers or lamp aperture to confirm fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirectly replaces H4651 \/ H4652 \/ H4656 and similar 4x6\" sealed beams.\u003c\/li\u003e\n  \u003cli\u003eCompatible with Peterbilt, Freightliner, Kenworth, GMC, Chevy trucks and many classic GM models.\u003c\/li\u003e\n  \u003cli\u003eIncludes H4 connectors and installation accessories for straightforward wiring.\u003c\/li\u003e\n  \u003cli\u003eDimensions: 4.25\" H x 6.61\" W x 2.80\" D — fits standard 4x6 housings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow reliable and weatherproof are these lights for heavy-duty use?\u003c\/h3\u003e\n\u003cp\u003eThey are built to withstand road vibration, moisture and temperature extremes, with materials and venting that extend service life. The assembly is sealed and rated for harsh conditions so it’s suitable for commercial use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable aluminum housing and UV-resistant, shatterproof PC lens.\u003c\/li\u003e\n  \u003cli\u003eIP67 waterproof rating and eight breather valves to prevent fogging.\u003c\/li\u003e\n  \u003cli\u003eEngineered heat dissipation for long LED lifespan (50,000+ hours).\u003c\/li\u003e\n  \u003cli\u003eAnti-flicker design and corrosion-resistant finish for longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what’s included in the kit?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be user-friendly for technicians and DIYers familiar with headlamp swaps. The package contains the components needed to replace four sealed-beam lamps and adapt to standard 4x6 wiring.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePackage includes 2 high-beam and 2 low-beam LED units plus H4 connectors.\u003c\/li\u003e\n  \u003cli\u003eStep-by-step instructions are provided for pin arrangement and polarity.\u003c\/li\u003e\n  \u003cli\u003eNo special ballast required — runs on 12V DC systems.\u003c\/li\u003e\n  \u003cli\u003eSimple plug-and-play wiring for most 4x6 housings; minor adjustments may be needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The Z-OFFROAD 4x6 DOT LED headlight set is aimed at truck owners, fleet operators and classic car enthusiasts who need a robust, legal replacement for 4x6 sealed-beam lamps. Choose this kit when you want a significant brightness upgrade, controlled beam pattern to avoid blinding oncoming drivers, and a weatherproof assembly built for long service life.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these headlights DOT approved?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Each unit carries DOT\/SAE markings and meets U.S. and Canadian safety standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do they require any extra wiring or ballasts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No ballasts required; the kit includes H4 connectors and installs on a standard 12V system.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Z-OFFROAD","offers":[{"title":"Default Title","offer_id":55172658266455,"sku":"B0C6MFMRLM","price":221.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/z-offroad-front-view-chrome-assembly.jpg?v=1790453943","url":"https:\/\/britishgarage.co.uk\/products\/z-offroad-4x6-led-headlight-assembly-4pcs-chrome-dot-approved-hi-lo-6500k-daylight-ip67","provider":"British Garage","version":"1.0","type":"link"}