Looking for aftermarket parts to modify or upgrade your 1978 GMC C25 with brackets? At Tunersports.com we carry a huge selection of the top name brand performance bracket parts and accessories.

IN STOCK - LOW 91010Replaces Standard Railmount Hardware. Allows Toolbox to be installed flush against BackRack(TM). Eliminates gap between Toolbox and Backrack. Allows Toolbox to be installed without drilling into truck bed. Standard 21 inches. Optional 31 inches available.... BackRack Toolbox Brackets 21in Pair 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $74.84 |