Gates 23487 Radiator Coolant Hose - Upper

Gates 23487 Molded Coolant Hose Overview

Gates 23487 is a molded radiator coolant hose built to OEM-quality specifications for upper coolant routing. Made from EPDM, it uses a molded shape with 1.31 in. inside diameter at both ends and a 13.7 in. centerline length for a precise replacement on supported applications.

This Gates Molded Coolant Hose line is engineered for upper, lower, bypass, heater, and other coolant hose applications, giving technicians a direct replacement option for radiator hose service on vehicles such as the Lexus IS F and INFINITI M35. The Gates 23487 part number is also referenced in interchange listings for related aftermarket sourcing.

Key Features

• EPDM construction for coolant system service
• Molded hose profile for OE-style routing
• 1.31 in. inside diameter at both ends
• 13.7 in. centerline length
• No spring and no quick-connect fittings
• Upper-position radiator coolant hose application
• Cross-reference part numbers include Carlson 16223 and Continental 66311

Detailed Product Description

Gates 23487 is a molded radiator coolant hose designed for direct replacement in upper coolant hose locations. Its EPDM material and molded construction help match factory hose routing, which is important when replacing a hose that must follow a specific bend path around the engine bay. For fitment-specific searches, this part is used on 2011-2014 Lexus IS F upper radiator and HVAC compatible coolant and heater hose applications, as well as 2006-2010 INFINITI M35 upper molded coolant hose applications. If you are sourcing a Gates 23487 radiator hose for Lexus IS F or INFINITI M35 service, this part number is the correct reference to verify against the vehicle application.

Common Problems This Hose Can Address

• Cracked or hardened coolant hose material
• Coolant seepage at a worn upper hose
• Collapsed or misshaped hose routing
• Loss of proper coolant flow through the radiator circuit
• Replacement needs for a damaged molded hose on Lexus IS F or INFINITI M35 applications

Installation Notes and Tips

Confirm the hose routing, end diameters, and centerline length before installation. Compare the removed hose to Gates 23487 to verify molded shape and upper-position routing, especially on 2011-2014 Lexus IS F and 2006-2010 INFINITI M35 applications. Inspect clamps, necks, and adjoining coolant components for wear before reassembly, and refill and bleed the cooling system according to the vehicle service procedure.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications and offers one of the broadest molded coolant hose replacement lines in the aftermarket. That product-line focus supports accurate hose replacement for radiator and heater circuit service.