Dayco 72283 Radiator Coolant Hose - Lower

Dayco 72283 Curved Radiator Hose

Dayco 72283 is a curved radiator coolant hose built for lower cooling-system routing on select Chrysler and Dodge applications. Made from EPDM rubber and formed as a dual I.D. hose, it provides the correct shape and diameter transition for a secure coolant connection.

Compatible with 2005-2006 Chrysler 300, lower; 2006 Dodge Charger, lower; and 2005-2006 Dodge Magnum, lower. This Dayco Curved Radiator Hose is a direct-fit cooling hose for vehicles that require a molded lower radiator hose with dual inside diameters.

Key Features

• EPDM construction for coolant-system durability
• Black molded hose with curved routing
• Dual I.D. hose design with 1 7/32 in. and 1 7/16 in. end inside diameters
• Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Lower radiator hose application for select Chrysler and Dodge models
• Dayco part number 72283 for easy identification

Product Details

The Dayco Curved Radiator Hose line is engineered for applications that require formed coolant hose routing and accurate fitment at the radiator connection. Part number 72283 uses EPDM material to handle engine-cooling temperatures and coolant exposure, while the dual I.D. design supports the transition between different hose connection sizes. For buyers searching for a 2005-2006 Chrysler 300 lower radiator hose, 2006 Dodge Charger lower coolant hose, or 2005-2006 Dodge Magnum curved radiator hose, this part matches the listed vehicle applications.

This part cross-references Gates 22943 and NAPA 9578 for the same application.

Common Problems This Hose Can Address

• Cracked or split lower radiator hose
• Coolant leaks at the hose connection
• Softening or swelling from heat and age
• Incorrect hose shape or diameter at the lower radiator outlet
• Restricted coolant flow caused by a deteriorated hose

Installation Notes and Tips

Verify the hose routing, end diameters, and lower-position fitment before installation. Inspect the mating necks, clamps, and surrounding cooling-system components for wear or corrosion, and replace any damaged parts before refilling the system. After installation, refill and bleed the cooling system according to the vehicle service procedure and check for leaks at operating temperature.

Quality Assurance

Dayco manufactures this hose to meet SAE J20R4 Class D-1 and SAE J1684 Type EC requirements, supporting consistent material and performance standards for cooling-system service.