41MR4685M
Cab Roof Light Wiring Harness
Mack

This wiring harness is designed specifically for the cab roof lighting system, providing a reliable electrical connection for exterior lights. It ensures consistent power delivery to marker, clearance, or auxiliary lights, which are critical for vehicle visibility and safety. The harness features high-quality insulation and connectors that resist environmental factors such as moisture, vibration, and temperature extremes. Proper installation of this harness guarantees optimal lighting performance, contributing to safer driving conditions during night or adverse weather. Its design simplifies maintenance and troubleshooting, allowing for quick repairs if needed. Source One Parts Center offers this wiring harness as a dependable component to support your truck’s exterior lighting system, helping to maintain compliance and safety standards.