Dayco 72561 Radiator Coolant Hose - Lower

Dayco 72561 Curved Radiator Hose Overview

The Dayco 72561 curved radiator hose is a lower coolant hose for select Toyota RAV4 applications. Built from EPDM and formed as a dual I.D. hose, it provides the curved routing needed for the cooling system on 2009-2018 Toyota RAV4 models.

As part of Dayco’s Curved Radiator Hose line, this hose is shaped for specific underhood routing and sized to match the OE-style connection points. The Dayco 72561 is a direct-fit cooling system hose for the Toyota RAV4 lower radiator position.

Key Features

• EPDM construction for coolant-system service
• Black finish for a factory-style appearance
• Dual I.D. hose design for matched end sizing
• End 1 inside diameter: 1 5/16 in.
• End 2 inside diameter: 1 7/16 in.
• Lower curved radiator hose application
• Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications

Fitment Details

• Fits 2009-2018 Toyota RAV4, lower.

This part cross-references Toyota OE numbers such as 16572-0V020 and 16572-36130 for the same application.

What This Hose Helps Address

• Coolant leaks at a worn lower radiator hose
• Cracking, hardening, or swelling in the original hose
• Improper hose routing from a damaged curved hose
• Cooling system service on a Toyota RAV4 lower hose connection
• Replacement of an aging EPDM coolant hose with OE-style dimensions

Installation Notes and Tips

Verify the end diameters and routing before installation to confirm the hose matches the vehicle’s lower radiator connection points. Inspect adjoining clamps, fittings, and coolant condition during service, and refill the cooling system according to Toyota procedures after installation.

Quality Assurance

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