Gates 22821 Radiator Coolant Hose - Upper

Gates 22821 Molded Coolant Hose Overview

The Gates 22821 molded coolant hose is an OE-style radiator coolant hose built for upper cooling-system routing. Made from EPDM, it follows OEM-quality specifications for a direct replacement on select vehicles, including 1989-1994 Nissan Maxima upper hose applications.

Gates Molded Coolant Hose line covers upper, lower, bypass, heater, and other coolant routing needs, giving technicians a replacement option that matches the shape and fit required for radiator hose service.

Key Features

• EPDM construction for coolant-system service
• Molded hose shape for proper routing and fit
• 1.35 in. inside diameter at both ends
• 25.5 in. centerline length
• No spring and no quick-connect fittings
• Direct replacement for upper radiator coolant hose applications
• Fits 1989-1994 Nissan Maxima, upper

Detailed Product Description

Gates 22821 is a molded radiator coolant hose engineered for upper hose placement where a formed shape is required to maintain factory-style routing. Its EPDM material is suited for cooling-system temperatures and coolant exposure, while the molded profile helps match the original hose path on the vehicle. This part number is used in upper hose service on the 1989-1994 Nissan Maxima and is also referenced by related aftermarket numbers for the same application. This part cross-references Dayco 71446 and FEL-PRO 61437 for the same application.

As part of the Gates Molded Coolant Hose line, the 22821 supports radiator hose replacement needs across multiple coolant-system positions, with a focus on OE-style fit and application-specific geometry. For buyers searching for a 1989-1994 Nissan Maxima upper radiator hose or a molded coolant hose replacement, this part number provides a direct match to the listed fitment.

Common Problems This Hose Can Address

• Cracked or split upper radiator hose
• Coolant leaks at the hose body
• Collapsed or softened hose material
• Poor hose routing from an incorrect formed replacement
• Cooling-system service on a 1989-1994 Nissan Maxima upper hose location

Installation Notes and Tips

Verify hose routing, end diameters, and centerline length before installation. Inspect the mating necks, clamps, and adjacent cooling-system components for wear or corrosion before installing the new hose. Confirm the hose is positioned without twist so the molded shape follows the factory routing on the Nissan Maxima upper coolant path.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for radiator hose replacement service. The molded EPDM construction and application-specific design support consistent fitment for the listed vehicle coverage.