HomeBelts and Cooling > Hoses and PipesDayco 72186 Radiator Coolant Hose - Lower
Part #: 72186

Dayco 72186 Radiator Coolant Hose - Lower

Curved Radiator Hose, Lower
⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Curved Radiator Hose, Lower
🚗Fitment: Dodge, Ram 1500
🔄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 72186

The Dayco Curved Radiator Hose 72186 is designed specifically for Dodge Ram 1500 models, providing reliable coolant flow and engine temperature regulation. Made from durable EPDM material, this radiator coolant hose ensures consistent performance under demanding conditions.

  • Constructed from high-quality EPDM for heat and chemical resistance
  • Black single inside diameter hose with 1 11/16 inch diameter on both ends
  • Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
  • Trunk height of 19 inches for precise fitment
  • Compatible with Dodge Ram 1500 vehicles

Detailed Product Description

The Dayco Curved Radiator Hose 72186 is engineered to meet the cooling system requirements of Dodge Ram 1500 trucks. This hose features a single inside diameter of 1 11/16 inches on both ends, ensuring a secure and leak-free connection within the radiator system. 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 harsh engine environments.

Designed without a heat shield or protective sleeve, this hose relies on its robust material composition and precise dimensions to provide reliable coolant flow. The 19-inch trunk height allows for an accurate fit in the cooling system layout of the Dodge Ram 1500. Compliance with SAE J20R4 Class D-1 and SAE J1684 Type EC standards confirms the hose meets industry requirements for coolant hoses, ensuring safety and performance.

About the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on delivering hoses shaped to fit specific vehicle cooling system configurations. This product line emphasizes precise curvature and dimensions to facilitate straightforward installation and optimal coolant flow. The 72186 part is a representative of this line, tailored to the Dodge Ram 1500, combining material quality and fitment accuracy.

Common Applications and Issues Addressed

  • Replacement of worn or cracked radiator coolant hoses in Dodge Ram 1500
  • Prevention of coolant leaks that can cause engine overheating
  • Restoration of proper coolant circulation within the radiator system
  • Addressing hose swelling or softening due to heat exposure
  • Ensuring compliance with manufacturer coolant hose specifications

Installation Notes and Tips

  • Verify hose dimensions and fitment with your Dodge Ram 1500 before installation
  • Ensure all clamps and connections are secure to prevent leaks
  • Inspect surrounding components for wear or damage during replacement
  • Drain coolant system safely before removing the old hose
  • Check for proper routing to avoid kinks or interference with other engine parts

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 72186 to meet SAE industry standards, ensuring reliable performance and durability. While specific warranty details are not provided, Dayco products typically adhere to strict quality control processes to maintain consistency and safety in automotive applications.

BrandDayco
Part Number72186
PositionCurved Radiator Hose, Lower
ColorBlack
End 1 Inside Diameter1 11/16
End 2 Inside Diameter1 11/16
Hose TypeSingle I.D. Hose
MaterialEPDM
SAE SpecificationSAE J20R4 Class D-1, SAE J1684 Type EC
Trunk Height19

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003DodgeRam 15005.9LV8LowerCurved Radiator Hose
2002DodgeRam 15005.9LV8LowerCurved 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:

22443M26245X

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