Gates 22812 Radiator Coolant Hose - Lower

Gates 22812 Molded Coolant Hose Overview

The Gates 22812 molded coolant hose is a direct-fit radiator coolant hose for specific applications, built with EPDM and plastic construction for use in the cooling system. It is shaped to match the original routing and includes an integrated branch section, making it a practical OE-style replacement for the lower coolant hose on the 2003-2004 Mercury Marauder.

Gates Molded Coolant Hose products are application-specific and follow OEM-style design requirements, including molded routing and integrated components where needed. This helps maintain proper hose alignment and cooling system fitment on vehicles such as the Mercury Marauder.

Key Features

• Part number: 22812
• Radiator coolant hose for the lower cooling system position
• Fits 2003-2004 Mercury Marauder, lower
• Molded design for factory-style hose routing
• EPDM and plastic construction
• Integrated branch modular hose design
• End 1 inside diameter: 1.5 in. (38 mm)
• End 2 inside diameter: 1.5 in. (38 mm)
• Centerline length: 25 in. (33.2 in. / 843 mm)

Detailed Description

Gates 22812 is a molded radiator coolant hose engineered for the lower position on the 2003-2004 Mercury Marauder. The hose uses a molded shape to follow the original coolant path and includes a branch-style modular component, which supports the factory hose layout used in this application. The EPDM and plastic material combination is selected for cooling system service where heat and coolant exposure are constant factors. If you are replacing a worn lower hose on a Mercury Marauder, this part number 22812 provides an OE-style solution with application-specific dimensions and routing.

This part cross-references Anchor 9447 for the same application.

What This Hose Helps Address

• Coolant leaks from a cracked or deteriorated lower radiator hose
• Improper hose routing caused by a damaged molded hose
• Cooling system service on a 2003-2004 Mercury Marauder
• Fitment issues from a hose that does not match the original branch layout
• Replacement of a hose with heat-aged or brittle EPDM material

Installation Notes and Tips

Verify the vehicle year, make, model, and lower hose position before installation. Compare the original hose routing, branch location, and end diameters to the new hose to confirm correct fitment on the Mercury Marauder. Inspect adjoining clamps, fittings, and cooling system connections for wear or corrosion before reassembly. After installation, refill and bleed the cooling system according to the vehicle service procedure and check for leaks at operating temperature.

Quality Assurance

Gates is a recognized aftermarket supplier in modular coolant hose assemblies, and this hose is built to application-specific dimensions with OEM-style integrated features for the listed fitment.