HomeBelts and Cooling > Hoses and PipesDayco 72259 Radiator Coolant Hose - Lower
Part #: 72259

Dayco 72259 Radiator Coolant Hose - Lower

Curved Radiator Hose, Lower
4 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Curved Radiator Hose, Lower
Fitment: Ford, F-150
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Dayco Curved Radiator Hose 72259

The Dayco Curved Radiator Hose 72259 is designed specifically for Ford F-150 models, providing reliable coolant flow with its branched hose design. Constructed from durable EPDM material, this black radiator coolant hose ensures compatibility and performance in your vehicle's cooling system.

  • Material: EPDM for heat and chemical resistance
  • Color: Black
  • Branched hose type with three different inside diameters (1 1/2", 1 3/4", 1")
  • Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
  • Designed for Ford F-150 radiator coolant systems
  • Part number 72259 for precise fitment

Detailed Product Description

The Dayco Curved Radiator Hose 72259 is engineered to meet the specific cooling requirements of Ford F-150 trucks. Made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, this hose maintains integrity under demanding engine conditions. The branched hose design features three distinct inside diameters—1 1/2 inches, 1 3/4 inches, and 1 inch—allowing it to connect multiple points within the radiator system efficiently. Its black color and trunk height of 22 inches make it a direct replacement part that integrates seamlessly with the vehicle's existing components.

The hose meets SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring it adheres to industry requirements for coolant hoses. This Dayco product line, the Curved Radiator Hose, focuses on providing hoses with specific bends and branches to accommodate complex radiator layouts, reducing the need for additional fittings and potential leak points.

Common Applications and Problem Solving

  • Replacement of worn or cracked radiator coolant hoses in Ford F-150 models
  • Resolving coolant leaks caused by hose degradation or damage
  • Addressing overheating issues due to restricted coolant flow
  • Eliminating coolant contamination from hose material breakdown
  • Ensuring proper coolant circulation with a branched hose design

Installation Notes and Tips

  • Verify compatibility with your Ford F-150 model year before installation
  • Inspect all hose connections and clamps for wear during replacement
  • Ensure the hose is routed without kinks or sharp bends to maintain coolant flow
  • Use appropriate clamps to secure the hose ends firmly
  • Check for leaks after installation and during initial engine operation

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 72259 to meet strict SAE specifications, ensuring durability and performance in automotive cooling systems. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability. Using this hose helps maintain the integrity of your Ford F-150's cooling system with a part designed for precise fit and function.

BrandDayco
Part Number72259
PositionCurved Radiator Hose, Lower
ColorBlack
End 1 Inside Diameter1 1/2
End 1 Outside Diameter1 27/32
End 2 Inside Diameter1 3/4
End 2 Outside Diameter1 3/16
End 3 Inside Diameter1
End 3 Outside Diameter1 21/64
Hose TypeBranched Hose
MaterialEPDM
SAE SpecificationSAE J20R4 Class D-1, SAE J1684 Type EC
Trunk Height22

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008FordF-1504.2LV6LowerCurved Radiator Hose
2007FordF-1504.2LV6LowerCurved Radiator Hose
2006FordF-1504.2LV6LowerCurved Radiator Hose
2005FordF-1504.2LV6LowerCurved Radiator Hose

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

26574X

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.