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Dedicated Mack OE Fitment: Engineered following strict original equipment standards to fit and function seamlessly on Mack truck vocational and over-the-road models.
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Integrated Packard PE Connection: Features a built-in factory-matched PE connector plug for a completely moisture-proof, snap-lock electrical connection.
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High-Visibility 8-Diode Matrix: Utilizes 8 energy-efficient LEDs for clear light output, maximizing regulatory visibility while keeping amp draw minimal.
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Rugged Sealed Polycarbonate: The robust amber polycarbonate housing resists cracking, chipping, and fading from harsh UV exposure and road debris.
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Vibration Resistant Design: Filament-free solid-state LED design operates completely maintenance-free, drastically cutting down fleet replacement costs.
Truck-Lite 21303Y – Model 21 Yellow Rectangular 8-Diode LED Marker Clearance Light for Mack (PE Connection, 12V)
Restore your truck's original factory performance and lighting clarity with the Truck-Lite 21303Y Model 21 Yellow Rectangular LED Marker Light. Engineered explicitly as a direct OE-equivalent replacement for Mack trucks, this premium 12V marker clearance lamp features a application-specific Packard PE connector plug, ensuring a perfectly matched, plug-and-play installation without cutting or splicing existing vehicle harness wires.
Equipped with an upgraded 8-diode LED layout, the Truck-Lite 21303Y delivers an exceptionally brilliant yellow (amber) output that vastly outperforms low-diode variants. This broad light dispersion increases peripheral safety signature visibility to surrounding highway traffic. Encased in an impact-resistant polycarbonate lens and housing assembly, the solid-state electronics are entirely encapsulated to protect against water, road salts, and heavy-duty commercial vibration.