321-7442
Lighting Harness
Main exterior chassis lighting wiring harness.
Description
Routes battery and switch power directly to headlamps, turn indicators, and rear work lights. Bundled in protective braided loom to resist rock strikes, fuel washdown, and chassis vibration, with weather-pack connectors pinned out for clean…
Overview
Routes battery and switch power directly to headlamps, turn indicators, and rear work lights. Bundled in protective braided loom to resist rock strikes, fuel washdown, and chassis vibration, with weather-pack connectors pinned out for clean plug-and-play hookup during cab or bumper servicing.
Features
- - Abrasion-resistant external sleeving
- - Sealed multi-pin plug connectors
- - Color-coded wiring for faster circuit tracing
Applications
- Cab
- fender
- chassis auxiliary work light circuits
Specifications
| Brand | Caterpillar |
|---|
Related parts

Lighting Harness
375-2469
Similar part

Lighting Wiring Harness
300-3969
Similar part
Lighting Wiring Harness
321-7435
Similar part

Lighting Wiring Harness
509-0456
Similar part

Lighting Wiring Harness
333-4815
Similar part

Lighting Wiring Harness
610-7152
Similar part

Lighting Wiring Harness
333-1393
Similar part

Lighting Wiring Harness
356-6075
Similar part
Customer Reviews
No reviews yet.
Reviews come from verified buyers: customers whose quotation for this part was accepted.
OEM & Aftermarket
Compatible parts for major brands
Global shipping
Delivering to 50+ countries
Need help?
Contact our team for support
