What 4-way wiring fit my 1973 GMC C35/C3500 Pickup?

We have 1 4-way wiring specifically designed to fit your 1973 GMC C35/C3500 Pickup. All products are vehicle-specific for guaranteed fit. Brands include Draw-Tite, Reese, CURT, and more.

Do I need professional installation for 1973 GMC C35/C3500 Pickup 4-way wiring?

Installation requirements vary by product. Many of our 4-way wiring for the 1973 GMC C35/C3500 Pickup can be installed at home with basic tools in 30-60 minutes, while others may require professional installation. Check individual product pages for specific installation details.