Dayco 72238 Radiator Coolant Hose - Upper

Dayco 72238 Upper Radiator Hose for Ram 1500

Dayco 72238 is a curved radiator coolant hose built for upper cooling-system routing on select Dodge Ram 1500 trucks. It uses EPDM construction and a single I.D. hose design to match the shape and diameter needed for the application.

Compatible with 2002-2008 Dodge Ram 1500 upper radiator hose applications, this Dayco Curved Radiator Hose supports direct replacement service for vehicles that need a 1 1/2-inch coolant hose with a formed bend.

Key Features

• EPDM rubber construction for coolant-system service
• Black finish for a clean OE-style appearance
• 1 1/2-inch inside diameter at both ends
• Curved hose profile for upper radiator routing
• Single I.D. hose design
• Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Fits 2002-2008 Dodge Ram 1500, upper

Product Details

The Dayco Curved Radiator Hose line is made for applications that require a formed coolant hose with consistent routing and fit. Part number 72238 is shaped for the upper radiator position on the Dodge Ram 1500 and uses EPDM material to handle coolant exposure in a demanding engine bay environment. The 19-inch trunk height and matching 1 1/2-inch end diameters help support proper hose alignment in the cooling circuit.

This part cross-references Gates 22761 for the same application. Dayco 72238 is also a direct search match for buyers looking for a 2002-2008 Dodge Ram 1500 upper radiator hose or a curved radiator hose replacement for the Ram 1500 cooling system.

Common Problems It Can Address

• Cracked or aged upper radiator hose material
• Coolant leaks at the hose body or connection points
• Improper hose routing from a collapsed or misshaped hose
• Softening or swelling from heat and coolant exposure
• Cooling-system service needs on a Dodge Ram 1500

Installation Notes and Tips

Verify the hose diameter, routing shape, and upper-position fitment before installation. Inspect the radiator neck and engine-side connection surfaces for corrosion, residue, or damage, and replace worn clamps as needed. After installation, refill the cooling system with the correct coolant and check for leaks once the engine reaches operating temperature.

Quality Assurance

Dayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting specification-based replacement for the listed Dodge Ram 1500 applications.