Dorman 625-121 Engine Oil Cooler Hose Assembly - Outlet (Driver Side)

Engine Oil Cooler Hose Assembly for OE-Style Repair

This Dorman engine oil cooler hose assembly restores oil flow between the oil cooler and engine with a fit and function that matches the original equipment layout. Built for direct replacement use, Part Number 625-121 supports reliable repair on select Chevrolet and GMC vans with the outlet line on the driver side.

Key Features

• Engine oil cooler hose assembly for proper oil circulation
• Rubber/metal construction for the specified OE-style routing and connection points
• 8-inch length for the listed application
• Male threads at one end and female threads at the other
• Natural finish with oil cooler line package contents
• Cross-reference: 12472224, A64001

Application Details

Part Number 625-121 is built for select Chevrolet G10, G20, and G30 models, as well as GMC G1500, G2500, and G3500 models with the outlet line on the driver side. It is a direct-fit oil cooler line replacement for 1985-1991 Chevrolet G20 and G30, 1987-1991 Chevrolet G10, 1985-1991 GMC G2500 and G3500, and 1987-1991 GMC G1500. If you are searching for a Dorman 625-121 engine oil cooler hose assembly for Chevrolet G10 or GMC G2500 oil cooler line repair, this part matches the listed OE-style application.

Common Problems This Part Can Address

• Leaking oil cooler hose connections
• Cracked or deteriorated rubber/metal oil cooler lines
• Restricted oil circulation between the engine and oil cooler
• Damaged threaded ends at the cooler line connection
• Restoration needs after a failed original oil cooler hose assembly

Installation Notes and Tips

Verify the outlet-side, driver-side configuration before installation and compare the threaded end types to the removed line. Inspect mating surfaces, fittings, and adjacent oil passages for wear or contamination before connecting the replacement hose. Confirm the routing matches the original path to avoid stress on the line during engine movement.

Quality Assurance

Dorman manufactures this oil cooler hose assembly to match the fit and function of the original equipment component for dependable repair and restoration of proper oil circulation. Part Number 625-121 is engineered as an OE-style replacement for the listed Chevrolet and GMC applications.