Gates 23127 Radiator Coolant Hose - Lower or Lower - Engine To Radiator

Gates 23127 Molded Coolant Hose

The Gates 23127 molded coolant hose is a direct-fit radiator coolant hose for specific GM van and truck applications. Built with EPDM, plastic, and steel materials, it follows OEM-style routing and includes an integrated female quick connector for the correct lower hose connection.

Key Features

• Molded coolant hose for the lower radiator circuit
• EPDM, plastic, and steel construction
• 1.55 in. (39 mm) inside diameter at both ends
• 21.75 in. (552 mm) centerline length
• Includes one female quick connector
• Modular hose design with molded construction
• Direct replacement style for vehicles that use an OE-type integrated hose assembly

Product Details

Gates Molded Coolant Hose line products are built for specific applications and mirror the OE layout used on vehicles that rely on integrated hose components. The Gates 23127 is engineered for lower radiator hose service and is listed for Chevrolet Express 1500, Express 2500, and Express 3500, as well as GMC Savana 1500, Savana 2500, and Savana 3500. It also cross-references Dayco 72374 and Anchor 9788 for the same application.

Fits 2004-2014 Chevrolet Express 1500, lower. Fits 2004-2020 Chevrolet Express 2500, lower. Fits 2004-2020 Chevrolet Express 3500, lower. Fits 2004-2014 GMC Savana 1500, lower. Fits 2004-2020 GMC Savana 2500, lower. Fits 2004-2020 GMC Savana 3500, lower. Fits 2005 Chevrolet Silverado 2500, lower.

Common Replacement Reasons

• Cracked or hardened lower radiator hose
• Coolant seepage at the hose body or connector
• Damaged quick-connect fitting on the original hose
• Incorrect hose routing after prior repair
• Loss of cooling system integrity from aged EPDM hose material

Installation Notes

Verify the lower hose routing, connector style, and end diameters before installation. This hose uses one female quick connector and is molded to match the specified application, so alignment with the OE routing is important for a proper seal and fit. Confirm vehicle year, make, model, and lower-position hose configuration before ordering Gates 23127.

Quality Assurance

Gates is a recognized aftermarket supplier of modular coolant hose assemblies, and this part is built to OE-style specifications for the listed applications. The molded design and integrated connector support accurate replacement of the original lower radiator hose assembly.