Gates 21616 Radiator Coolant Hose - Upper

Gates 21616 Molded Coolant Hose Overview

The Gates 21616 molded coolant hose is an OEM-quality replacement for select Jeep cooling and heater hose applications. Built from EPDM and plastic, it follows the original molded shape to support proper routing in the engine bay and reduce the need for custom hose bends.

Gates Molded Coolant Hose products are built for upper, lower, bypass, heater, and other coolant applications, giving technicians a direct replacement option for radiator hose service on vehicles that need a formed hose profile.

• EPDM and plastic construction for coolant-system use
• Molded design for factory-style hose routing
• End 1 inside diameter: 1.21 in. (31 mm)
• End 2 inside diameter: 1.46 in. (37 mm)
• Centerline length: 33.8 in. (859 mm)
• No spring and no quick-connect fittings
• Direct replacement for Gates 21616

Detailed Product Description

This Gates 21616 radiator coolant hose is shaped for upper-position cooling and heater hose service on Jeep Cherokee, Jeep Comanche, and Jeep Wagoneer applications listed below. The molded profile helps maintain the original hose path, which is important for clearance around belts, brackets, and adjacent engine components. For buyers searching for a Jeep Cherokee upper coolant hose or Jeep Comanche molded heater hose with A/C, this part number provides a direct replacement option.

This part cross-references Continental 61444 and Dayco 71320 for the same application. It also matches multiple aftermarket and OE-style interchange numbers used for the same vehicle coverage.

Vehicle Fitment

• Fits 1989-1994 Jeep Cherokee, Upper — HVAC heater hose with A/C, fits Serpentine Belt application; Molded Coolant Hose
• Fits 1989-1992 Jeep Comanche, Upper — HVAC heater hose with A/C, fits Serpentine Belt application; Molded Coolant Hose
• Fits 1989-1990 Jeep Wagoneer, Upper — HVAC heater hose with A/C, fits Serpentine Belt application; Molded Coolant Hose
• Fits 1987-1988 Jeep Cherokee, Upper — Molded Coolant Hose
• Fits 1987-1988 Jeep Comanche, Upper — Molded Coolant Hose
• Fits 1987-1988 Jeep Wagoneer, Upper — Molded Coolant Hose

Common Uses

• Replacing a cracked or heat-aged upper coolant hose
• Restoring proper coolant flow in Jeep Cherokee, Comanche, or Wagoneer cooling systems
• Correcting hose routing issues caused by a collapsed or misshaped hose
• Servicing HVAC heater hose routing on listed A/C and serpentine-belt applications
• Addressing coolant leaks at the hose body or formed ends

Installation Notes

Verify the end diameters, centerline length, and molded shape against the removed hose before installation. Confirm the vehicle’s year, engine layout, and upper-position routing, especially on 1989-1994 Jeep Cherokee and 1989-1992 Jeep Comanche models with A/C and serpentine belt applications. Inspect clamps, mating necks, and nearby components for wear or corrosion before installing the new hose.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for direct-fit replacement use. The molded hose line is engineered to cover a broad range of coolant and heater hose applications while maintaining factory-style fitment for the listed Jeep vehicles.