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6-in-1 Multi-Function Rear Light: Integrates stop light, turn signal, tail lamp, backup light, rear reflex reflector, and downward license plate illumination into a single heavy-duty housing.
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Driver-Side (LH) Specific Fit: Engineered specifically for left-hand rear mounting on commercial vehicles, heavy-duty trucks, dump trucks, and utility trailers.
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Integrated Downward License Light Window: Features a clear optic window on the bottom of the housing to illuminate rear license plates, ensuring complete FMVSS 108 compliance.
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Impact-Resistant Permastat Polycarbonate Housing: Constructed with a rugged Permastat body and scratch-resistant dual optic acrylic lens to protect against severe road shock, chassis vibration, and weather exposure.
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Stable 3-Stud Mounting System: Mounts securely using a standard 3-stud bolt layout to ensure a locked-in fit on commercial vehicle body panels and frame rails.
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OE-Compliant Packard Connector: Features an OE-style Packard terminal socket for a clean, weather-sealed, corrosion-resistant wiring hookup (uses Truck-Lite #9470 main harness).
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Direct Navistar / International OEM Replacement: Direct functional replacement for Navistar / International numbers 1661281C91 and 1661282C91.
Truck-Lite 5315Y101 – Signal-Stat® Incandescent Red/Clear 5"x6" LH Combination Box Light (3-Stud Mount, License Light, Packard Connector, 12V)
Maintain complete rear roadside visibility and regulatory compliance with the Truck-Lite 5315Y101 Signal-Stat® Driver-Side Combination Box Light. Purpose-built for heavy-duty commercial trucks, vocational dump trucks, semi-trailers, and fleet machinery, this 5" x 6" rectangular combination lamp provides a robust, all-in-one rear signaling solution for the left-hand (LH) side of your vehicle.
Built with an impact-resistant Permastat polycarbonate housing and a red and clear acrylic lens, the Truck-Lite 5315Y101 delivers superior defense against extreme road vibration, flying gravel, weather exposure, and daily wear and tear.
The Truck-Lite 5315Y101 streamlines your rear electrical setup by integrating six essential safety lighting functions in a single fixture: stop light, turn signal, tail lamp, backup light, rear reflex reflector, and license plate illuminator. The clear bottom optic window projects bright light downward onto your license plate to keep your truck or trailer fully legal under federal highway safety standards.
Designed for quick fleet maintenance, this model incorporates a weather-tight Packard connector socket that prevents terminal corrosion and wire degradation. Serving as a direct functional replacement for Navistar / International Part #1661281C91 and #1661282C91, its 3-stud mounting template guarantees a firm, movement-free installation.
Truck-Lite: 5315Y101, TK5315Y101, TL5315Y101, LIT5315Y101, 80383R
Navistar / International: 1661281C91, 1661282C91
Grote: 53762
Phillips: 5023
VSM: 5023
Grand General: 53762
Compatible RH Pair: Truck-Lite 5316Y101 / 5014Y101 (Passenger Side Assembly)