Gates 22129 Radiator Coolant Hose - Upper

Gates 22129 Molded Coolant Hose Overview

The Gates 22129 molded coolant hose is an OE-style radiator coolant hose built for upper coolant routing on a wide range of vehicles. Made from EPDM, it is shaped to match the original hose path for cleaner routing and a direct replacement on supported applications.

Compatible With Chevrolet Colorado, GMC Canyon, Hummer H3, Hummer H3T, Kia Spectra, Kia Spectra5, Hyundai Elantra, and other listed applications, this molded hose supports radiator and HVAC coolant flow where the factory hose uses a formed upper hose design.

Key Features

• Gates Molded Coolant Hose line for radiator, heater, bypass, and other coolant applications
• Part number 22129 for direct catalog lookup and fitment matching
• EPDM construction for coolant-system service
• Molded shape for upper hose routing
• 1.25 in. inside diameter at both ends
• 14.6 in. centerline length
• No spring and no quick-connect fittings

Product Details

Gates 22129 is a molded radiator coolant hose engineered to follow the original upper hose path on supported vehicles. The EPDM material and formed profile help replace worn, cracked, or collapsed hoses while maintaining the correct routing for radiator and HVAC coolant circuits. Gates positions this molded coolant hose line as a broad replacement option for upper, lower, bypass, heater, and related cooling-system applications, and this part number 22129 is one of the cataloged upper hose solutions.

This part cross-references Bosch 66123 and Continental 62905 for the same application.

Common Problems This Hose Can Address

• Coolant leaks from a cracked or aged upper radiator hose
• Softening, swelling, or hose collapse from heat and coolant exposure
• Poor hose routing after a previous replacement
• Restricted coolant flow caused by a deteriorated molded hose
• HVAC or radiator hose service on vehicles using the listed upper hose layout

Installation Notes and Tips

Verify the vehicle year, make, model, and upper hose routing before installation. Compare the original hose shape, end diameters, and centerline length to Gates 22129 to confirm the correct replacement. Inspect hose clamps, necks, and adjacent cooling-system components for wear before installing the new hose.

Fits 2004-2012 Chevrolet Colorado, Upper. Fits 2004-2012 GMC Canyon, Upper. Fits 2006-2010 Hummer H3, Upper. Fits 2009-2010 Hummer H3T, Upper. Fits 2004-2009 Kia Spectra, Upper. Fits 2005-2009 Kia Spectra5, Upper. Fits 2007-2008 Isuzu i-370, Upper. Fits 2003-2006 Hyundai Elantra, Upper. Fits 2006 Isuzu i-350, Upper. Fits 2000-2002 Hyundai Elantra, Upper. Fits 1999-2000 Chrysler Cirrus, Upper. Fits 1995-2000 Dodge Stratus, Upper. Fits 1996-2000 Plymouth Breeze, Upper. Fits 1995-1997 Chrysler Stratus, Upper. Fits 1996 Chrysler Breeze, Upper.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for the listed applications. The brand’s molded hose program is built to cover a broad range of cooling-system replacement needs, including upper radiator and heater hose service.