What 3" round side bars fit my 1978 GMC K25 Suburban?

We have 2 3" round side bars specifically designed to fit your 1978 GMC K25 Suburban. All products are vehicle-specific for guaranteed fit. Brands include Draw-Tite, Reese, CURT, and more.

Do I need professional installation for 1978 GMC K25 Suburban 3" round side bars?

Installation requirements vary by product. Many of our 3" round side bars for the 1978 GMC K25 Suburban 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.