Round Park Turn Light

The HD40040Y Round Park-Turn Light from Heavy Duty Lighting, available at Wofford Truck Parts, delivers brilliant 40-LED amber performance in a compact 4″ round aluminum body. Designed for 7.5–14 V systems, it draws only 240 mA for park/turn and just 20 mA for running lights. Its epoxy-sealed electronics and convex dot lens ensure rugged durability and outstanding visibility — built to outlast the road.

Heavy Duty Lighting Part No: HD40040Y

$27.72

Specifications

The HD40040Y Round Park-Turn Light delivers automotive-grade performance in a slim 4″ round housing. Featuring 40 ultra-bright 5 mm amber LEDs behind a convex dot lens, it offers superior light dispersion and clear signaling. Designed to operate across 7.5–14 V DC systems, it draws 240 mA for park/turn and just 20 mA for tidal illumination. The housing is sealed with epoxy-encapsulated electronics, ensuring resistance to moisture, vibration, and dust. Its standard PL-3 connector simplifies installation and retrofit needs. Built with a rugged aluminum body and polycarbonate lens, it is rated for long-term durability and visibility, perfect for trucks, trailers, and vocational equipment. Pair it with HD40095G grommets, HD40096PC chrome bezels, or HD00030/HD00031 connectors for a complete OEM-style fit and look.

Weight

0.5

Compatibility

Freightliner — mid-1990s to present

International / Navistar — mid-1990s to present

Kenworth — mid-1990s to present

Peterbilt — mid-1990s to present

Mack — mid-1990s to present

Volvo Trucks — mid-1990s to present

Western Star — mid-1990s to present

Sterling (legacy) — 1998–2009

Heavy-duty trailers & vocational equipment — 1990s to present

Alternative Part Numbers

Heavy Duty Lighting
HD40040Y
Buyers Products – 4″ Round LED Backup Lamp (24-LED amber, PL-2 connector)
Imperial – 4″ Round Amber Incandescent Park Turn Light, P/N 81766, cross-ref 40204
Truck-Lite – 40 Series 4″ Round Amber Park-Turn Lamp (incandescent, PL-2 connector)