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Optimized for 24V Vehicles: Built specifically for 24V DC configurations (designed at 28V), making it the perfect solution for heavy equipment, agricultural machinery, military chassis, and international fleets.
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Vibration-Dampening Shock-Mount: Internal bulb shock-mounting isolates the filament from severe chassis vibration, extending lamp life and avoiding early burnouts.
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Hermetically Sealed Design: Polycarbonate lens and housing are sonically welded together, locking out moisture, dust, dirt, and corrosive elements.
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Reliable Dual-Function Signal: Operates as a lower-intensity parking/clearance marker light and a high-intensity front turn indicator signal.
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Universal 4" Fitment: Fits standard 4-inch round setups, dropping seamlessly into existing 4.5-inch panel cutouts via standard flush-mount grommets.
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Fully Highway Certified: Meets FMVSS 108, CMVSS 108, DOT, and SAE standards (marked I6, P, P2) for legal commercial highway application.
Truck-Lite 40209Y 40 Series Incandescent Yellow 4" Round Front/Park/Turn Signal Light (24V, Shock-Mounted Bulb, PL-3 Connection, Sealed Lamp)
Bring standard-setting front-end signaling, superior durability, and heavy-duty 24V performance to your machinery or commercial transport fleet with the Truck-Lite 40209Y 40 Series Front/Park/Turn Signal Light. This 4-inch round, yellow (amber) incandescent lamp is a premium fleet favorite, engineered specifically for 24-volt systems to provide distinct, dual-filament illumination for parking, running, and front turn indicator signaling.
Built to minimize service intervals, the Truck-Lite 40209Y integrates a unique internal shock-mount system. This specialized configuration isolates and cushions the single heavy-duty bulb filament from intense road vibrations, heavy impacts, and rough terrain, drastically extending the service life of the light. Sonically sealed inside a high-impact polycarbonate lens and housing assembly, this 24V lamp flush-mounts cleanly using standard 4-inch round rubber grommets and accepts industry-standard PL-3 pigtail harnesses.
Grote: 52153
NAPA: LIT 40209Y
Interchange Part Numbers: TL40209Y, TL-40209Y, TRU40209Y, LIT40209Y, TK40209Y
Truck-Lite alternative options: 40009Y (24V complete kit version with plug/grommet), 40209R (24V red stop/turn/tail version), Super 44 LED Series (Upgrade alternative path)