21 LED 3-1/4" Dual Function Signal Light For Harley Motorcycle With Housing - Red LED/Red Lens Chevy/GMC Trucks Exact replica of original die

Exact replica of original die stamped cab back

Feature sequential function with selector switch to control sequential function off/on

LED directional arrow for safety and visibility when changing lanes (wiring required)

rear housing & electronics resist shock and vibration

Note: 2005+ Kenworth T800 and W900 may require software update to truck's computer

21 LED 3-1/4" Dual Function Signal Light For Harley Motorcycle With Housing - Red LED/Red Lens Chevy/GMC Trucks Exact replica of original dieMade specifically to fit original Harley Davidson housing in various years and models. Signal function LED light with 1156 plug for easy installation. Load resistor may be required for proper installation, item # 34205. Bottom mounting holes are #10 24 threaded with center to center at 1 3 8" apart.