Dayco 73084 Radiator Coolant Hose - Lower

Dayco 73084 Lower Curved Radiator Hose

The Dayco 73084 is a curved lower radiator coolant hose built for specific Ford Transit van applications. Made from EPDM and finished in black, it is shaped for lower cooling-system routing on Transit-150, Transit-250, Transit-350, and Transit-350 HD models.

Compatible With 2015-2023 Ford Transit-150, lower; 2015-2023 Ford Transit-250, lower; 2015-2023 Ford Transit-350, lower; and 2015-2023 Ford Transit-350 HD, lower. This Dayco curved radiator hose is identified by part number 73084 and is engineered to match the branched hose layout used in these applications.

Key Features

• EPDM construction for cooling-system hose service
• Black finish for a clean OE-style appearance
• Branched hose design for multi-port coolant routing
• Lower radiator hose application for select Ford Transit vans
• Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• End sizes include 1 1/2 in., 3/4 in., and 5/8 in. connections for the listed routing points

Product Details

Dayco 73084 is a curved radiator hose from Dayco’s Curved Radiator Hose line, made for lower coolant transfer in the Ford Transit platform. The EPDM rubber construction is suited to engine-cooling service, while the branched layout and multiple molded connection sizes support the routing used on the listed Transit-150, Transit-250, Transit-350, and Transit-350 HD models. If you are replacing a lower radiator coolant hose on a 2015-2023 Ford Transit van, this part number 73084 provides a direct match to the specified application.

What It Helps Address

• Coolant leaks from a worn or cracked lower radiator hose
• Softening, swelling, or deterioration of the original hose material
• Improper coolant routing in the lower cooling circuit
• Loss of hose integrity from age and heat cycling
• Service replacement for a damaged Ford Transit coolant hose

Installation Notes

Verify the vehicle year, model, and lower-hose routing before installation. Compare the molded shape, branch layout, and connection diameters to the original hose to confirm a proper match. Inspect adjoining clamps, fittings, and coolant passages for wear or contamination before refilling the cooling system.

Quality Assurance

This Dayco hose is manufactured to SAE J20R4 Class D-1 and SAE J1684 Type EC standards for radiator coolant hose applications. Dayco 73084 is built for the specified Ford Transit fitment and cooling-system service requirements.