Gates 21354 Radiator Coolant Hose - Lower, Lower - Pipe To Radiator or Upper

Gates 21354 Molded Coolant Hose Overview

Gates 21354 is a molded radiator coolant hose built to OEM-quality specifications for upper, lower, bypass, heater, and other coolant routing applications. The EPDM construction and molded shape support a precise replacement for vehicles that need a formed hose rather than a universal straight section.

This Gates Molded Coolant Hose line is built for direct-fit replacement needs across a wide range of cooling and HVAC hose applications, helping reduce the time spent sourcing a dealer-only radiator hose replacement.

Key Features

• EPDM rubber construction for coolant system service
• Molded hose profile for formed routing and fitment
• 1.06 in. inside diameter at both ends
• 13.7 in. centerline length
• No spring and no quick-connect fittings
• Fits upper and lower coolant routing applications where specified

Product Details

Gates part number 21354 is a molded coolant hose engineered for vehicles that require a shaped hose to maintain proper routing around engine bay components. The hose measures 1.06 inches inside diameter at each end and 13.7 inches centerline length, with EPDM material selected for coolant service. This part is listed for upper hose applications on Chevrolet Tracker, Suzuki Sidekick, Suzuki X-90, Geo Tracker, Pontiac Sunrunner, Suzuki Samurai, and GMC Tracker, plus a lower pipe-to-radiator application on the 1982 Nissan 310. For shoppers searching for a radiator coolant hose for 1998 Chevrolet Tracker upper hose replacement or a molded coolant hose for 1996-1998 Suzuki X-90, Gates 21354 is the referenced part number.

Gates Molded Coolant Hose products are positioned as formed replacement hoses for upper, lower, bypass, heater, and other coolant paths, with OEM-style specifications that support accurate hose routing. This part cross-references Dayco 71856 for the same application.

What It Helps Address

• Cracked or aged upper radiator hose replacement
• Coolant leaks from a hardened molded hose
• Poor hose routing caused by a collapsed or misshaped hose
• Service needs on radiator and HVAC coolant hose paths
• Replacement for formed hose applications on Tracker, Sidekick, X-90, and Samurai models

Installation Notes

• Verify the vehicle’s hose routing, end diameters, and centerline length before installation.
• Use the fitment notes for each application, including “preferred hose,” “optional hose,” or “cut to fit” guidance where listed.
• Inspect clamps, necks, and adjoining coolant components before installing the new hose.
• Drain coolant safely and refill the system according to the vehicle service procedure after installation.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for replacement cooling-system service. The formed EPDM design and application-specific dimensions support consistent fitment across the listed vehicles, including Chevrolet Tracker, Suzuki Sidekick, and Suzuki X-90 applications.