The genuine Western 39903 LED Headlight Hardware Kit serves as the complete, factory-original structural mounting and aiming fastener package designed for the NightHawk™ LED lighting system. This comprehensive hardware collection replaces rusted swivel joints, stripped adjustment bolts, or lost mounting brackets resulting from high-impact plowing forces, brush strikes, or seasonal light tower adjustments. Commercial snow removal contractors and fleet shop mechanics install this authentic installation kit to firmly secure left and right LED headlight pods directly to the plow’s lift frame structure.
This original equipment manufacturer hardware kit contains heavy-duty swivel brackets, high-tensile vibration-damping mounting studs, lock washers, and specialized adjustment nuts fabricated to withstand punishing sub-zero road conditions. Because it matches original engineering blueprints precisely, the brackets align exactly with the pre-cast mounting bosses on the bottom of the NightHawk LED light housings, allowing for an immediate mechanical lock without modification. The premium steel components are treated with a specialized anti-corrosive plating that prevents ice-melting chemical brine and road salt from seizing the threads, guaranteeing that the headlights can be accurately adjusted and aimed year after year.
For professional fleet managers and service shop supervisors, executing a headlight hardware refresh with a genuine factory kit eliminates headlight shaking and prevents the light beams from drifting out of alignment during intense storm shifts. Stable, securely locked light pods are critical for maintaining uniform lighting coverage and preventing premature internal component wear caused by high-frequency chassis vibration. This single hardware package contains the exact structural components necessary to completely refresh the hardware stack on both the driver and passenger side plow light assemblies.
Benefits of the Western 39903 LED Headlight Hardware Kit
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Genuine OEM Mounting Package: Engineered to original factory dimensional blueprints for a flawless fit on Western NightHawk LED headlight systems.
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Complete Two-Side Hardware Set: Contains all necessary brackets, swivel studs, and locking fasteners to overhaul both light pod assemblies simultaneously.
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Corrosion-Resistant Plating: Specialized surface treatment blocks out liquid calcium chloride and road salt brine to prevent thread seizing.
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Vibration-Damping Mechanical Design: High-tensile locking components prevent the mounting studs from backing out under heavy plowing vibrations.
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Enables Precise Beam Aiming: Rugged swivel joints permit smooth, infinitely adjustable vertical and horizontal positioning to meet DOT lighting standards.
Additional Info and Common Related Parts
| Part Number | Item Name | Technical Role |
| 39901 | NightHawk LED Driver Side Headlight Service Kit | Matched left-side companion LED light pod subassembly to restore full driver-side vision. |
| 39902 | NightHawk LED Passenger Side Headlight Service Kit | Matched right-side companion LED light pod subassembly to restore full passenger-side vision. |
| 72548 | LED Headlight Harness (Plow-Side) | Main 16-pin plow-side wiring loom that splits current directly to both LED headlight pods. |
| 49326 | Dielectric Grease (2 oz) | Recommended insulating compound applied inside electrical terminal plugs to seal out road salt brine and prevent oxidation. |
Always refer to your Western Plow’s documentation and vehicle-specific installation instructions to confirm compatibility and proper installation procedures.



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