Dayco 72510 Radiator Coolant Hose - Upper
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Dayco
 Curved Radiator Hose

Dayco 72510 Radiator Coolant Hose - Upper

Brand Dayco 72510
Position Upper
Material Epdm
Color Black
End 1 Inside Diameter 1 1/4
End 2 Inside Diameter 1 1/4
Contains Heat Shield N
Contains Protective Sleeve N
End 1 Outside Diameter 1 19/32
End 2 Outside Diameter 1 19/32
Hose Type Single i.d. hose
SAE Specification Sae j20r4 class d-1, sae j1684 type ec
Trunk Height 17
Product line Curved Radiator Hose
Fits Acura · 9 vehicles

Curved radiator hose. Formed for a cleaner routing path in cooling systems.

EPDM construction. Resists heat and coolant exposure for dependable service.

SAE-spec hose. Built to meet J20R4 Class D-1 and J1684 Type EC requirements.

Cross-references ACDelco 24656L, CARQUEST 23512 and Duralast E72510 for the same application. See all 8.

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Not what you need? See all Radiator Coolant Hose options

Dayco Curved Radiator Hose for Acura

The Dayco 72510 curved radiator hose is a direct-fit coolant hose built for upper radiator routing on select Acura applications. Made from EPDM rubber and finished in black, it provides the correct 1 1/4-inch inside diameter at both ends for a secure coolant connection.

Compatible with 2007-2012 Acura RDX, upper, and 2007-2009 Acura MDX, upper, this Dayco radiator coolant hose supports OE-style fitment for common replacement needs. The curved profile helps match factory hose routing in the engine bay.

Key Features

  • Dayco Curved Radiator Hose, part number 72510
  • EPDM construction for coolant system use
  • Black finish for a factory-style appearance
  • 1 1/4-inch inside diameter at both ends
  • Single I.D. hose design
  • Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
  • Compatible with upper radiator hose applications on select Acura RDX and Acura MDX models

Product Details

Dayco 72510 is a curved radiator coolant hose engineered for upper cooling system routing. The EPDM rubber construction is suited for coolant exposure and temperature cycling, while the molded curved shape helps follow the original hose path. This part cross-references Gates 23512 for the same application.

Use this hose when replacing a worn or damaged upper radiator hose on 2007-2012 Acura RDX or 2007-2009 Acura MDX. The Dayco 72510 is sized to match the factory connection points and supports a clean, OE-style repair.

Common Replacement Reasons

  • Cracked or hardened upper radiator hose
  • Coolant seepage at the hose connection
  • Swelling, soft spots, or hose collapse
  • Incorrect hose routing after prior repair
  • Loss of proper coolant flow through the upper hose path

Installation Notes and Tips

Verify the hose routing, end diameters, and position before installation. Inspect hose clamps, radiator necks, and adjoining coolant components for wear or corrosion before fitting the new hose. Confirm the hose is seated fully on both ends and routed without kinks or twist.

Quality Assurance

Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications for radiator coolant hose service. Dayco 72510 is a replacement hose for select Acura cooling system applications, including Acura RDX and Acura MDX upper hose locations.

Related reading

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2012AcuraRDXUpperCurved Radiator Hose
2011AcuraRDXUpperCurved Radiator Hose
2010AcuraRDXUpperCurved Radiator Hose
2009AcuraMDXUpperCurved Radiator Hose
2009AcuraRDXUpperCurved Radiator Hose
2008AcuraMDXUpperCurved Radiator Hose
2008AcuraRDXUpperCurved Radiator Hose
2007AcuraMDXUpperCurved Radiator Hose
2007AcuraRDXUpperCurved Radiator Hose
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 24656LCARQUEST — 23512Duralast — E72510Gates — 23512Goodyear — 66344Honda — 19501-RWC-A00Honda — 19501-RYE-A00NAPA — 16245