Gates 22837 Radiator Coolant Hose - Upper

Gates 22837 Molded Coolant Hose for Mazda 6

The Gates 22837 molded coolant hose is an OE-style radiator coolant hose built for upper cooling system routing on select Mazda 6 models. Made from EPDM and formed to the correct molded shape, it helps restore proper coolant flow in a direct-fit replacement for the original hose.

Compatible with 2003-2008 Mazda 6 upper radiator hose applications, this molded hose supports a clean factory-style fit. Gates molded coolant hose products are engineered for a wide range of upper, lower, bypass, and heater hose applications, giving technicians a replacement option that matches OEM-quality specifications.

Key Features

• Gates Molded Coolant Hose, part number 22837
• Fits 2003-2008 Mazda 6, upper
• EPDM construction for coolant-system service
• Molded shape for proper routing and fit
• End inside diameters: 1.19 in. (30 mm) and 1.28 in. (33 mm)
• Centerline length: 19.4 in. (493 mm)
• No spring and no quick-connect fittings

Product Details

This radiator coolant hose is built for the upper hose position on the Mazda 6 and follows the molded profile needed to match the vehicle’s cooling system layout. Gates 22837 is part of the Molded Coolant Hose line, which covers common replacement needs across upper, lower, bypass, heater, and other coolant hose applications. If you are replacing a worn or leaking upper hose on a 2003-2008 Mazda 6, this part number provides a direct replacement reference.

This part cross-references Continental 62701 and Dayco 72317 for the same application.

What It Helps Fix

• Coolant leaks from a cracked or aged upper radiator hose
• Softening, swelling, or collapse of the original hose
• Poor hose routing after a previous repair
• Loss of coolant flow caused by hose deterioration
• Fitment issues from using a universal hose in a molded application

Installation Notes and Tips

Verify the hose routing and end diameters before installation on your Mazda 6. Inspect adjoining clamps, necks, and coolant connections for wear or corrosion, and replace any damaged mating surfaces before refilling the system. After installation, refill and bleed the cooling system according to the vehicle service procedure to help prevent air pockets.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for the listed Mazda 6 applications. The molded design and EPDM material support a factory-style replacement for the upper cooling circuit, and part number 22837 is backed by Gates’ established cooling-system product line.