Gates 21852 Radiator Coolant Hose - Lower or Upper

Gates 21852 Lower Radiator Coolant Hose

The Gates Molded Coolant Hose 21852 is a molded lower radiator hose built to OEM-quality specifications for select Subaru Legacy applications. It uses EPDM construction and a formed shape to match the routing needed for lower cooling-system service on 1990-1999 Subaru Legacy models.

Gates Molded Coolant Hose is a replacement line focused on upper, lower, bypass, heater, and other coolant hose applications. For buyers searching for a 1990-1999 Subaru Legacy lower radiator hose, this part number 21852 provides a direct-fit replacement option without needing to source the hose from an OE dealer.

Key Features

• Part number: 21852
• Brand: Gates Molded Coolant Hose
• Part type: radiator coolant hose
• EPDM rubber construction for cooling-system use
• Molded design for proper hose routing
• 1.5 in. / 38 mm inside diameter at both ends
• 12.2 in. / 310 mm centerline length
• No spring and no quick-connect fittings
• Lower position application

Detailed Description

Gates 21852 is a molded lower coolant hose engineered for Subaru Legacy cooling-system service. The hose shape, end sizing, and centerline length are specified to match the lower radiator hose path used on 1990-1999 Subaru Legacy vehicles. EPDM material is commonly used in coolant applications because it handles heat and coolant exposure in engine bay environments.

This Gates molded coolant hose line is built around OE-style fitment and application coverage, making it a practical choice for Subaru Legacy lower hose replacement work. If you are replacing a worn, cracked, or leaking lower radiator hose on a 1990-1999 Subaru Legacy, part number 21852 is the cataloged replacement.

This part cross-references Continental 62478 and Dayco 72712 for the same application.

Common Problems This Hose Can Address

• Coolant leaks from a cracked or aged lower radiator hose
• Softening, swelling, or collapse of the original hose
• Improper hose routing after a cooling-system repair
• Loss of coolant from a damaged molded hose section
• Service replacement for a worn Subaru Legacy lower hose

Installation Notes and Tips

Confirm the hose routing, end diameters, and centerline length before installation. Drain the cooling system as needed, inspect the radiator neck and engine-side connection points, and replace any damaged clamps or sealing surfaces during service. After installation, refill the cooling system and check for leaks at operating temperature.

Compatible With 1990-1999 Subaru Legacy, lower. Search terms such as Subaru Legacy lower radiator hose, 1990-1999 Subaru Legacy coolant hose, and Gates 21852 lower hose align with this application.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for cooling-system replacement use. The brand’s molded hose line is built to cover a wide range of radiator, heater, bypass, and other coolant applications with application-specific fitment.