Perterson 440 & 440L Stop-Turn-Tail Lights for Trucks, Trailers & RVs

Reliable signaling for trucks, trailers, and RVs

The Perterson 440 and 440L combo light pair brings together two essential rear signaling signals into a compact, dependable kit. The right side 440 tail light works with most standard mounting patterns, while the left side 440L light provides stop and tail functions in a single, balanced assembly. Designed for vehicles under 80 inches in length, this dual-light setup is built to endure road vibrations and weather exposure with incandescent lamps that have long served fleets with dependable performance.

What you get and how it works

• A pair of two distinct lights: the 440 combination tail light for the right passenger side, and the 440L combination stop-and-tail light for the left driver side.
• Incandescent lighting for straightforward maintenance and easy part replacement.
• Integrated signaling: stop, turn, tail, rear reflex, side marker, side reflex, and license illumination on the L suffix variant.
• Mounting hardware included and designed for quick setup with 2 inch center spacing.
• Grounding through your vehicle's 1/4 inch mounting studs for a solid electrical connection.

Practical benefits you might notice on the road

• Enhanced rear visibility during braking and turning, helping other drivers anticipate your moves.
• Streamlined wiring with a two-light package that covers multiple functions in one place.
• Adaptable for a wide range of applications, including trucks, trailers, and RVs, from daily routes to weekend adventures.
• Durable construction and standard mounting patterns that simplify replacement and upgrades.

Installation tips and use scenarios

• Mount on standard two-inch centers using the supplied hardware; ensure good ground contact with the mounting studs.
• Ideal for replacing older incandescent tail lights or upgrading to a complete signaling package for better daytime and night-time visibility.
• Compatible with trailers and towing setups where clear signaling from the rear is important for safety and common industry patterns.

Bottom line

This Perterson light pair offers a practical, no-surprise upgrade for vehicles that rely on reliable rear signaling. While results vary with conditions and usage, the kit provides familiar performance and flexible compatibility for many trucks, trailers, and RV setups.