HomeBelts and Cooling > Hoses and PipesDayco 71794 Radiator Coolant Hose - Lower or Upper
Part #: 71794

Dayco 71794 Radiator Coolant Hose - Lower or Upper

Curved Radiator Hose, Upper
⚙️ 62 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Curved Radiator Hose, Upper
🚗Fitment: Chevrolet, GMC, Pontiac, Toyota, INFINITI, Nissan, and Plymouth, Sonic, Colorado, Canyon, Cobalt, G5, Pursuit, Tacoma, I30, Maxima, and Neon
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Overview of Dayco Curved Radiator Hose 71794

The Dayco Curved Radiator Hose 71794 is designed to provide reliable coolant flow for various vehicle models including Chevrolet Colorado, GMC Canyon, and Toyota Tacoma. Constructed from durable EPDM material, this radiator coolant hose ensures consistent performance under typical engine operating conditions.

  • Made from EPDM material for heat and chemical resistance
  • Black color with a curved design for precise fitment
  • Single inside diameter hose with 1 11/32 inch ends
  • Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
  • Compatible with Chevrolet, GMC, INFINITI, Nissan, Plymouth, Pontiac, and Toyota models

Detailed Product Description

The Dayco Curved Radiator Hose 71794 is engineered to meet stringent SAE standards, including SAE J20R4 Class D-1 and SAE J1684 Type EC, ensuring it withstands the demands of modern cooling systems. The hose features a consistent inside diameter of 1 11/32 inches on both ends, facilitating smooth coolant flow without restriction. Its EPDM construction offers resistance to heat, ozone, and coolant chemicals, making it suitable for extended use in engine compartments. The black curved hose design allows for precise routing in vehicles such as the Chevrolet Colorado, GMC Canyon, and Toyota Tacoma, among others.

About the Curved Radiator Hose Product Line

Dayco's Curved Radiator Hose line focuses on providing hoses with specific bends and shapes to match OEM routing requirements. This ensures proper fitment and reduces the risk of kinks or stress points in the cooling system. The 71794 part number is part of this line, designed to replace original equipment hoses in select Chevrolet, GMC, INFINITI, Nissan, Plymouth, Pontiac, and Toyota vehicles, maintaining system integrity and performance.

Common Applications and Problem Solving

  • Replacement for cracked or leaking radiator coolant hoses
  • Solves coolant flow restrictions caused by collapsed or deformed hoses
  • Addresses overheating issues related to faulty coolant circulation
  • Prevents coolant leaks that can lead to engine damage
  • Restores proper coolant system pressure and flow

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 71794, ensure the engine is cool to avoid burns. Verify the hose routing matches the original configuration to prevent kinks or interference with other engine components. Use appropriate clamps to secure both ends of the hose firmly. Inspect adjacent hoses and clamps for wear during installation to maintain overall cooling system reliability.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71794 to meet or exceed OEM specifications, backed by compliance with SAE standards. The EPDM material and construction quality provide durability and resistance to typical engine environment stresses. Warranty details should be confirmed with the original equipment manufacturer or distributor, as coverage may vary.

BrandDayco
Part Number71794
PositionCurved Radiator Hose, Upper
ColorBlack
End 1 Inside Diameter1 11/32
End 2 Inside Diameter1 11/32
Hose TypeSingle I.D. Hose
MaterialEPDM
SAE SpecificationSAE J20R4 Class D-1, SAE J1684 Type EC
Trunk Height13

This part fits 62 vehicles. Search below:

YearMakeModelSubmodelDrive TypeTransmissionLitersCylindersPositionNotes
2018ChevroletSonic1.8LL4UpperCurved Radiator Hose
2017ChevroletSonic1.8LL4UpperCurved Radiator Hose
2016ChevroletColorado3.6LV6LowerCurved Radiator Hose
2016ChevroletSonic1.8LL4UpperCurved Radiator Hose
2016GMCCanyon3.6LV6LowerCurved Radiator Hose
2015ChevroletColorado3.6LV6LowerCurved Radiator Hose
2015ChevroletSonic1.8LL4UpperCurved Radiator Hose
2015GMCCanyon3.6LV6LowerCurved Radiator Hose
2014ChevroletSonic1.8LL4UpperCurved Radiator Hose
2013ChevroletSonic1.8LL4UpperCurved Radiator Hose
2012ChevroletSonic1.8LL4UpperCurved Radiator Hose
2010ChevroletCobaltAutomatic2.2LL4UpperCurved Radiator Hose
2010PontiacG5AutomaticUpperCurved Radiator Hose
2009ChevroletCobaltAutomatic2.2LL4UpperCurved Radiator Hose
2009PontiacG5AutomaticUpperCurved Radiator Hose
2008ChevroletCobaltAutomatic2.2LL4UpperCurved Radiator Hose
2008ChevroletCobaltAutomatic2.4LL4UpperCurved Radiator Hose
2008PontiacG5Automatic2.2LL4UpperCurved Radiator Hose
2008PontiacG5Automatic2.4LL4UpperCurved Radiator Hose
2007ChevroletCobaltAutomatic2.2LL4UpperCurved Radiator Hose
2007ChevroletCobaltAutomatic2.4LL4UpperCurved Radiator Hose
2007PontiacG5Automatic2.2LL4UpperCurved Radiator Hose
2007PontiacG5Automatic2.4LL4UpperCurved Radiator Hose
2006ChevroletCobaltAutomatic2.2LL4UpperCurved Radiator Hose
2006ChevroletCobaltAutomatic2.4LL4UpperCurved Radiator Hose
2006PontiacPursuitAutomatic2.2LL4UpperCurved Radiator Hose
2006PontiacPursuitAutomatic2.4LL4UpperCurved Radiator Hose
2005ChevroletCobaltAutomatic2.2LL4UpperCurved Radiator Hose
2005PontiacPursuitAutomaticUpperCurved Radiator Hose
2004ToyotaTacoma4WDAutomatic3.4LV6LowerCurved Radiator Hose
2004ToyotaTacomaPre RunnerRWD3.4LV6LowerCurved Radiator Hose
2003ToyotaTacomaBase4WDAutomatic3.4LV6LowerCurved Radiator Hose
2003ToyotaTacomaDLX4WDAutomatic3.4LV6LowerCurved Radiator Hose
2003ToyotaTacomaPre RunnerRWD3.4LV6LowerCurved Radiator Hose
2002ToyotaTacomaBase4WDAutomatic3.4LV6LowerCurved Radiator Hose
2002ToyotaTacomaDLX4WDAutomatic3.4LV6LowerCurved Radiator Hose
2002ToyotaTacomaPre RunnerRWD3.4LV6LowerCurved Radiator Hose
2001INFINITII30UpperCurved Radiator Hose
2001NissanMaximaUpperCurved Radiator Hose
2001ToyotaTacomaBase4WDAutomatic3.4LV6LowerCurved Radiator Hose
2001ToyotaTacomaDLX4WDAutomatic3.4LV6LowerCurved Radiator Hose
2001ToyotaTacomaPre RunnerRWD3.4LV6LowerCurved Radiator Hose
2000INFINITII30UpperCurved Radiator Hose
2000NissanMaximaUpperCurved Radiator Hose
2000ToyotaTacomaLimited4WDAutomatic3.4LV6LowerCurved Radiator Hose
2000ToyotaTacomaBase4WDAutomatic3.4LV6LowerCurved Radiator Hose
2000ToyotaTacomaDLX4WDAutomatic3.4LV6LowerCurved Radiator Hose
2000ToyotaTacomaSR54WDAutomatic3.4LV6LowerCurved Radiator Hose
2000ToyotaTacomaPre RunnerRWD3.4LV6LowerCurved Radiator Hose
1999INFINITII30UpperCurved Radiator Hose
1999NissanMaximaUpperCurved Radiator Hose
1999ToyotaTacomaAutomatic3.4LV6LowerCurved Radiator Hose
1998INFINITII30UpperCurved Radiator Hose
1998NissanMaximaUpperCurved Radiator Hose
1998PlymouthNeonUpperCompatible with vehicles containing air conditioning.; Curved Radiator Hose
1998ToyotaTacomaAutomatic3.4LV6LowerCurved Radiator Hose
1997INFINITII30UpperCurved Radiator Hose
1997NissanMaximaUpperCurved Radiator Hose
1997ToyotaTacomaAutomatic3.4LV6LowerCurved Radiator Hose
1996INFINITII30UpperCurved Radiator Hose
1996NissanMaximaUpperCurved Radiator Hose
1995NissanMaximaUpperCurved 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:

22312M22576M

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