HomeBelts and Cooling > Hoses and PipesDayco 72300 Radiator Coolant Hose - Upper
Part #: 72300

Dayco 72300 Radiator Coolant Hose - Upper

Curved Radiator Hose, Upper
5 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Curved Radiator Hose, Upper
Fitment: Kia, Rio
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 72300

The Dayco Curved Radiator Hose 72300 is designed specifically for Kia Rio models, providing reliable coolant flow and engine temperature regulation. Made from durable EPDM material, this radiator coolant hose ensures consistent performance under various operating conditions.

  • Constructed from high-quality EPDM for heat and chemical resistance
  • Black single inside diameter hose with 1 13/16 inch ends
  • Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards
  • Trunk height of 13-1/2 inches for precise fitment
  • Compatible with Kia Rio vehicles requiring a curved radiator hose

Detailed Product Description

The Dayco Curved Radiator Hose 72300 is engineered to meet the cooling system demands of Kia Rio vehicles. This hose features a single inside diameter of 1 13/16 inches on both ends, ensuring a secure and leak-free connection. Manufactured from EPDM (ethylene propylene diene monomer), the hose offers excellent resistance to heat, ozone, and coolant chemicals, which helps maintain durability and longevity in the engine bay environment.

As part of Dayco's Curved Radiator Hose line, this product is designed to accommodate specific routing requirements within the cooling system, providing a precise fit and optimal coolant flow. The hose does not include a heat shield or protective sleeve, focusing on a straightforward, reliable design that meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications for radiator coolant hoses.

Common Applications and Problem Solving

  • Replacement of worn or cracked radiator coolant hoses on Kia Rio models
  • Resolving coolant leaks caused by hose degradation or damage
  • Preventing overheating issues due to compromised coolant flow
  • Maintaining proper engine temperature regulation for efficient performance
  • Addressing fitment issues with curved radiator hoses in Kia Rio cooling systems

Installation Notes and Tips

  • Ensure the engine is cool before removing the old radiator hose to avoid burns
  • Check hose clamps and replace if corroded or damaged during installation
  • Verify the hose routing matches the original to prevent kinks or restrictions
  • Inspect adjoining components for wear or leaks while replacing the hose
  • Tighten clamps securely but avoid over-tightening to prevent hose damage

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 72300 to meet industry standards, including SAE J20R4 Class D-1 and SAE J1684 Type EC, ensuring reliable performance in Kia Rio vehicles. While specific warranty details are not provided, Dayco products typically adhere to strict quality control processes to maintain durability and fitment accuracy.

BrandDayco
Part Number72300
PositionCurved Radiator Hose, Upper
ColorBlack
End 1 Inside Diameter1 13/16
End 2 Inside Diameter1 13/16
Hose TypeSingle I.D. Hose
MaterialEPDM
SAE SpecificationSAE J20R4 Class D-1, SAE J1684 Type EC
Trunk Height13-1/2

This part fits 5 vehicles. Search below:

YearMakeModelPositionNotes
2005KiaRioUpperCurved Radiator Hose
2004KiaRioUpperCurved Radiator Hose
2003KiaRioUpperCurved Radiator Hose
2002KiaRioUpperCurved Radiator Hose
2001KiaRioUpperCurved 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:

20387S

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