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Dual-Function Optic Design: Fully certified PC-rated light functions as both a side marker and clearance lamp in a single housing, streamlining vehicle styling and parts inventory.
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Brilliant 8-Diode Configuration: Upgraded 8-LED pattern delivers superior light dispersion and higher peripheral visibility than standard 3-diode models.
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Low Current Demand: Energy-efficient LED engineering minimizes amperage draw, reducing strain on the battery and alternator systems.
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Fit 'N Forget M/C Connection: Hardwired moisture- and corrosion-resistant plug interface locks out damaging water, salt, and chemicals.
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Heavy-Duty Polycarbonate build: Impact-resistant red polycarbonate housing and lens withstand severe over-the-road vibration and debris impact.
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Industry-Standard Replacement: Features a universal 2" x 6" layout with standard 2-screw mounting holes for hassle-free retrofitting.
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Lifetime Limited Warranty: Enjoy total maintenance-free operation backed by Truck-Lite’s trusted limited lifetime warranty.
Truck-Lite 21275R – 21 Series Red Rectangular 8-Diode LED Marker Clearance Light (Polycarbonate, 2-Screw Mount, Fit 'N Forget M/C, 12V)
Upgrade your commercial trailer or heavy-duty truck fleet with the high-performance Truck-Lite 21275R 21 Series Red Rectangular LED Marker Clearance Light. Purpose-built for maximum compliance and durability, this premium 12V light features an innovative optical design that permits a single PC-rated lamp to function as both a side marker and a clearance light simultaneously. This advanced engineering lowers overall hardware costs and limits installation time without compromising on federal road safety mandates.
Unlike standard lamps that only utilize a 3-diode setup, the Truck-Lite 21275R boasts a brilliant 8-diode LED layout, maximizing legal light output and rendering a highly defined warning signature to surrounding traffic. The unit draws exceptionally low current, freeing up power for other vital truck electronics. Encased in a rugged polycarbonate lens and housing assembly, the light uses standard mounting dimensions alongside the advanced, moisture-sealed Fit 'N Forget M/C plug system to prevent corrosive water ingress and premature electrical failure.
