HomeBelts and Cooling > Hoses and PipesGates 51801 Radiator Coolant Hose - Upper
Part #: 51801

Gates 51801 Radiator Coolant Hose - Upper

Molded Coolant Hose, Upper
⚙️ 15 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$30.25Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded Coolant Hose, Upper
🚗Fitment: Chevrolet and GMC, Equinox and Terrain
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Radiator Coolant Hose for Chevrolet Equinox and GMC Terrain

The Gates Molded Coolant Hose 51801 is designed to provide a durable and precise fit for Chevrolet Equinox and GMC Terrain models. Constructed from EPDM material, this radiator coolant hose ensures consistent performance under varying engine temperatures.

Key Features of Gates Molded Coolant Hose 51801

  • Made from high-quality EPDM material for heat and chemical resistance
  • Exact fit for Chevrolet Equinox and GMC Terrain vehicles
  • Centerline length of 18.71 inches (475 mm) for proper routing
  • Uniform inside diameter of 1.12 inches (28 mm) on both ends
  • Does not contain a spring, ensuring flexibility and durability

About the Molded Coolant Hose Product Line

The Gates Molded Coolant Hose line is engineered to meet specific vehicle requirements with precision molding techniques. This product line focuses on delivering hoses that maintain consistent shape and fitment, reducing the risk of leaks and ensuring reliable coolant flow. The 51801 part number is part of this line, tailored for select Chevrolet and GMC models.

Detailed Product Description

This radiator coolant hose features EPDM construction, known for its resistance to heat, ozone, and coolant chemicals, making it suitable for long-term use in automotive cooling systems. Both ends of the hose have an inside diameter of 1.12 inches (28 mm), providing a secure connection to the radiator and engine components. With a centerline length of 18.71 inches (475 mm), the hose is designed to fit the coolant routing path precisely without the need for modifications. The absence of a spring inside the hose allows for natural flexibility while maintaining structural integrity.

Common Applications and Issues Addressed

  • Replacement of worn or cracked radiator coolant hoses in Chevrolet Equinox and GMC Terrain
  • Prevention of coolant leaks caused by hose degradation
  • Restoration of proper coolant flow to avoid engine overheating
  • Addressing hose swelling or softening due to heat exposure
  • Ensuring secure connections to radiator and engine fittings

Installation Notes and Tips

Before installation, ensure the engine is cool to prevent injury. Inspect hose connections and clamps for wear and replace if necessary. The Gates Molded Coolant Hose 51801 should be routed following the original path to avoid kinks or interference with other engine components. Use appropriate clamps to secure both ends firmly, ensuring a leak-free seal.

Quality Assurance and Warranty

Gates manufactures the Molded Coolant Hose 51801 to meet OEM specifications for Chevrolet and GMC vehicles. The EPDM material and precise molding process contribute to the hose's durability and performance. While specific warranty details are not provided, Gates products typically adhere to industry standards for quality and reliability.

BrandGates
Part Number51801
PositionMolded Coolant Hose, Upper
MaterialEpdm
End 1 Inside Diameter1.12
End 1 Inside Diameter28
End 2 Inside Diameter1.12
End 2 Inside Diameter28
Contains SpringNo
Centerline Length18.71
Centerline Length475
Branch Quantity0
9839Yes
98450
9940No

This part fits 15 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2025ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2024ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2024GMCTerrain1.5LL4GASUpperMolded Coolant Hose
2023ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2023GMCTerrain1.5LL4GASUpperMolded Coolant Hose
2022ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2022GMCTerrain1.5LL4GASUpperMolded Coolant Hose
2021ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2021GMCTerrain1.5LL4GASUpperMolded Coolant Hose
2020ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2020GMCTerrain1.5LL4GASUpperMolded Coolant Hose
2019ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2019GMCTerrain1.5LL4GASUpperMolded Coolant Hose
2018ChevroletEquinox1.5LL4GASUpperMolded Coolant Hose
2018GMCTerrain1.5LL4GASUpperMolded Coolant 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:

518018412927684914034F11552

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