Keystone GM3900106 Fuel Tank OEM Replacement 16 Gallon Front-of-Axle

The Keystone GM3900106 is an OEM-style replacement fuel tank designed for full-size Chevrolet pickups from the 1973–1981 model years. This tank installs in the factory forward-of-rear-axle position and holds 16 gallons, matching the original equipment capacity and mounting configuration for a straightforward, no-modification installation.

Built to restore proper fuel system function, this tank is a direct-fit replacement that meets original equipment specifications. Cross-references OEM part number 6263897.

Key Features:

• Direct OEM-style replacement for factory fuel tank
• 16-gallon fuel capacity
• Mounts ahead of the rear axle in the factory location
• Designed for 1973–1981 Chevrolet full-size pickup trucks
• Cross-references OEM part number 6263897
• Restores original fuel storage capacity without modification

Keystone Automotive Industries is a trusted supplier of collision repair and OEM-style replacement parts. The GM3900106 is engineered to meet the fit and function standards of the original equipment, making it a reliable choice for restoring an aging or damaged fuel system on classic C/K series Chevrolet trucks.