{"product_id":"z-offroad-4x6-inch-60w-led-headlights-4-pack-dot-approved-rectangular-h4651-h4652-replacements-ip67-sealed","title":"Z-OFFROAD 4x6 Inch 60W LED Headlights (4-Pack) — DOT-Approved Rectangular H4651\/H4652 Replacements, IP67 Sealed","description":"\u003cp\u003e\u003cstrong\u003eZ-OFFROAD 4x6-inch 60W LED headlights are a DOT-approved, drop-in rectangular replacement set that boosts nighttime visibility and modernizes vehicles with 4x6 headlamp housings.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese four sealed-beam LED units are designed to directly replace common 4x6 (also listed as 6x4) rectangular headlights such as H4651, H4652, H4656, H4666 and H6545. Built with a die-cast aluminum housing and UV-protected polycarbonate lens, the kit provides increased lumen output, a defined beam pattern, and integrated anti-flicker wiring for straightforward, plug-and-play installation on many trucks, classic cars and off-road rigs.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these headlights improve night driving visibility?\u003c\/h3\u003e\n\u003cp\u003eEach lamp uses high-intensity LED chips tuned for strong long-range and wide-area illumination. The design optimizes contrast and reduces dark spots compared with aging sealed-beam halogen units, producing a clearer view of road edges and obstacles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh beam: 3600 lm per LED for extended distance visibility\u003c\/li\u003e\n  \u003cli\u003eLow beam: 2800 lm per LED for glare-controlled close-range light\u003c\/li\u003e\n  \u003cli\u003eEngineered beam pattern to minimize scatter and hot spots\u003c\/li\u003e\n  \u003cli\u003eDOT\/SAE-approved optical design for road-legal performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these fit my vehicle and how easy is installation?\u003c\/h3\u003e\n\u003cp\u003eThe set is built to match standard 4x6 rectangular sealed-beam fittings and replaces many factory part numbers for a direct swap. It includes H4 3-pin male connectors and four H4 9003 HB2 wiring harnesses so most installs require no cutting or splicing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with H4651, H4652, H4656, H4666, H6545 replacements\u003c\/li\u003e\n  \u003cli\u003eCommon fit: Kenworth, Peterbilt, Freightliner, Chevy models listed in specs\u003c\/li\u003e\n  \u003cli\u003e100% plug-and-play harnesses included for quick installation\u003c\/li\u003e\n  \u003cli\u003eSealed housing avoids headlight bucket modifications in most vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and weatherproof are these lights for daily and off-road use?\u003c\/h3\u003e\n\u003cp\u003eConstructed with a die-cast aluminum body and hard-coated polycarbonate lens, these headlights are built to resist UV damage, cracking and the impacts of road debris. The IP67 rating means they withstand dust ingress and temporary immersion, making them suitable for wet and dirty conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDie-cast aluminum housing for improved heat dissipation\u003c\/li\u003e\n  \u003cli\u003eUV-protected lens resists yellowing and abrasion\u003c\/li\u003e\n  \u003cli\u003eIP67 rated: dust-tight and water-resistant to defined depths\u003c\/li\u003e\n  \u003cli\u003eIntegrated anti-flicker harness to prevent electrical flicker\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance and compliance features should I expect?\u003c\/h3\u003e\n\u003cp\u003eThese LEDs carry DOT\/SAE approval and a searchable DOT identifier to verify compliance. The combination of high lumen output and a refined beam pattern balances on-road legality with useful real-world performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDOT SAE approved (searchable code: MS-4686 HL VOR 19)\u003c\/li\u003e\n  \u003cli\u003eBuilt-in thermal control through die-cast construction\u003c\/li\u003e\n  \u003cli\u003eDistinct high and low beam lumen ratings for clarity and safety\u003c\/li\u003e\n  \u003cli\u003ePack of four provides a full headlight refresh for vehicles with four rectangular lamps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This four-piece Z-OFFROAD LED headlight kit is for drivers upgrading older sealed-beam rectangular lights—owners of classic trucks, commercial rigs and retrofitted SUVs—who want a reliable, road-legal LED solution that installs without complex wiring. It suits vehicle owners who need stronger, wider illumination and durable construction for daily driving, long-haul routes, or off-road use while keeping compliance with DOT\/SAE standards.\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 Z-OFFROAD headlights DOT approved?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They are DOT\/SAE approved with a searchable code (MS-4686 HL VOR 19) for legal on-road use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these plug into my existing headlight wiring?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit includes H4 3-pin male connectors and four H4 9003 HB2 harnesses for 100% plug-and-play installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Z-OFFROAD","offers":[{"title":"Default Title","offer_id":55172586570071,"sku":"B07J5D2RTM","price":197.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/z-offroad-front-packaging-4x6-led-headlights.jpg?v=1790452816","url":"https:\/\/britishgarage.co.uk\/products\/z-offroad-4x6-inch-60w-led-headlights-4-pack-dot-approved-rectangular-h4651-h4652-replacements-ip67-sealed","provider":"British Garage","version":"1.0","type":"link"}