{"product_id":"z-offroad-4x6-led-headlight-assemblies-4pcs-chrome-dot-approved-hi-lo-6500k-bright-beam","title":"Z-OFFROAD 4x6 LED Headlight Assemblies 4PCS Chrome — DOT-Approved Hi\/Lo, 6500K Bright Beam","description":"\u003cp\u003e\u003cstrong\u003eZ-OFFROAD 4x6 DOT-approved LED headlight assemblies are a plug-and-play Hi\/Lo sealed beam replacement that delivers a brighter, focused 6500K beam and a DOT-compliant Z-shaped cutoff for safe road use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eUpgrade older sealed-beam lamps with this four-piece Z-OFFROAD chrome kit designed for 4x6\" headlamp openings. Built to replace H4651\/H4652\/H4656\/H4666\/H6545-style units, the set fits many classic and commercial vehicles — from Chevy trucks and Suburbans to Peterbilt and Freightliner models — and brings modern LED performance while maintaining legal DOT optics.\u003c\/p\u003e\n\n\u003ch3\u003eHow much brighter are these LEDs compared with stock halogen bulbs?\u003c\/h3\u003e\n\u003cp\u003eThese Z-OFFROAD LEDs use high-quality chips rated at roughly four times the brightness of typical halogen sealed beams. You get a crisp 6500K white color that improves visibility and contrast without shifting color balance harshly toward blue.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated output: ~5200 lm per pair on both low and high modes.\u003c\/li\u003e\n  \u003cli\u003eHigh\/Low power: 108W per pair in each mode for consistent illumination.\u003c\/li\u003e\n  \u003cli\u003e6500K color temperature for clear white light and better signage recognition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these headlights glare or blind oncoming drivers?\u003c\/h3\u003e\n\u003cp\u003eZ-OFFROAD engineered a clear Z-shaped cutoff line on the low-beam pattern to reduce glare and keep light aimed on the road. The assemblies carry DOT SAE approval and have the detailed DOT code etched on the lens for compliance in the U.S. and Canada.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDOT-compliant beam pattern to minimize oncoming glare.\u003c\/li\u003e\n  \u003cli\u003eSeparate high and low beam circuitry for correct light distribution.\u003c\/li\u003e\n  \u003cli\u003ePrecise projector optic reduces hot spots and blind areas.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these lights durable enough for heavy use and harsh weather?\u003c\/h3\u003e\n\u003cp\u003eThe housings are fully sealed aluminum with a shatter-resistant polycarbonate lens, rated IP67 for water and dust protection. Design elements like 8 breather valves and strong heat dissipation let the heads run cool and resist moisture, corrosion, and fogging for long service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty aluminum body with UV-protected PC lens.\u003c\/li\u003e\n  \u003cli\u003eIP67 waterproof rating and anti-fog breather valves.\u003c\/li\u003e\n  \u003cli\u003eExpected lifespan over 50,000 hours with anti-flicker electronics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what’s included in the kit?\u003c\/h3\u003e\n\u003cp\u003eThe package is prepared for straightforward replacement of standard 4x6 sealed beams: it includes four LED assemblies, H4 connectors, installation accessories, and instructions. Most vehicles will accept the assemblies as direct replacements; simply match the headlight polarity and connectors to the supplied H4 plugs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContents: 2 high-beam and 2 low-beam LED heads, 4 H4 connectors, instructions.\u003c\/li\u003e\n  \u003cli\u003eVoltage: 12V DC compatible with common truck and automotive systems.\u003c\/li\u003e\n  \u003cli\u003eCompact dimensions: 4.25\" H x 6.61\" W x 2.80\" D for standard 4x6 openings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Drivers restoring classic trucks, owners of heavy-duty and commercial vehicles, and anyone running older 4x6\" sealed-beam lamps who wants a brighter, more reliable LED upgrade without modifying the vehicle’s headlight buckets. If you need DOT-compliant optics, a focused beam pattern, and a robust housing for all-weather use, this Z-OFFROAD 4x6 kit is aimed at those exact needs.\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 4x6 LEDs DOT approved?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Each headlight carries DOT SAE approval with the DOT code on the lens for U.S. and Canada compliance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these fit my vehicle’s 4x6 sealed-beam openings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They replace common H4651\/H4652\/H4656\/H4666\/H6545 styles and fit standard 4x6\" headlamp systems with H4 connector wiring.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Z-OFFROAD","offers":[{"title":"Default Title","offer_id":48080744710302,"sku":"B0C6MFMRLM","price":244.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/z-offroad-front-chrome-assembly.jpg?v=1785785325","url":"https:\/\/northtrailauto.ca\/products\/z-offroad-4x6-led-headlight-assemblies-4pcs-chrome-dot-approved-hi-lo-6500k-bright-beam","provider":"North Trail Auto","version":"1.0","type":"link"}