Gates 20558 Radiator Coolant Hose - Lower or Upper

Gates 20558 Molded Coolant Hose Overview

Gates 20558 is a molded radiator coolant hose built to OEM-quality specifications for lower cooling-system service. It uses EPDM construction and a formed profile to match the routing needed on select Chrysler, Dodge, and Pontiac applications.

The Gates Molded Coolant Hose line covers upper, lower, bypass, heater, and other coolant applications, giving technicians a direct replacement option for radiator hose service on vehicles such as the Chrysler New Yorker, Dodge Charger, and Pontiac Tempest.

Key Features

• EPDM rubber construction for coolant-system use
• Molded shape for proper hose routing
• 1.75 in. inside diameter at both ends
• 17.7 in. centerline length
• No spring and no quick-connect fittings
• Lower radiator hose application
• Direct replacement for Gates 20558

Product Details

This molded coolant hose is built for lower radiator and HVAC-compatible coolant and heater hose applications listed in the fitment data. Gates 20558 is specified for select 1961-1968 Chrysler, Dodge, and Pontiac vehicles, including Chrysler New Yorker, Newport, Town & Country, 300, Imperial, Dodge Charger, Dart, Monaco, and Pontiac Tempest. The formed design helps maintain the original hose path and connection geometry during cooling-system repair.

This part cross-references Dayco 70492 for the same application.

Common Problems It Can Address

• Cracked or hardened lower radiator hose
• Coolant leaks at the hose body
• Improper hose routing after replacement
• Heat-related hose swelling or collapse
• Cooling-system service on original-equipment-style applications

Installation Notes

Verify end diameters, centerline length, and routing before installation. Confirm the hose is being used in the lower position and compare the molded shape to the original part on the vehicle. Inspect adjoining clamps, necks, and coolant passages for wear or corrosion before refilling the system.

For fitment-specific searches, this hose is listed for 1965-1968 Chrysler New Yorker lower radiator hose service, 1966-1968 Dodge Charger lower hose replacement, and 1961-1962 Pontiac Tempest lower coolant hose applications.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications for replacement use in the cooling system. The Gates Molded Coolant Hose line is offered as a broad replacement range for radiator and heater hose applications.