HomeBelts and Cooling > Hoses and PipesGates 23870 Radiator Coolant Hose - Lower
Part #: 23870

Gates 23870 Radiator Coolant Hose - Lower

Molded Coolant 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
Molded Coolant Hose, Lower
Fitment: Ford and Lincoln, Expedition and Navigator
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Gates Molded Coolant Hose 23870

The Gates Molded Coolant Hose 23870 is designed specifically for Ford Expedition and Lincoln Navigator models. Constructed from durable EPDM material, this radiator coolant hose ensures reliable performance in your vehicle's cooling system.

  • Made from high-quality EPDM material for heat and chemical resistance
  • Molded design for precise fit and durability
  • Centerline length of 25.23 inches (641 mm) for exact replacement
  • Inside diameter of 1.5 inches (38 mm) on both ends
  • Compatible with Ford Expedition and Lincoln Navigator models

Detailed Product Description

The Gates Molded Coolant Hose 23870 is engineered to meet the specific cooling system requirements of Ford Expedition and Lincoln Navigator vehicles. Its molded construction provides a secure and leak-resistant fit, reducing the risk of coolant loss. The hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids, which helps maintain hose integrity under demanding engine conditions. Both ends of the hose have an inside diameter of 1.5 inches (38 mm), ensuring compatibility with the vehicle's radiator and engine connections. With a centerline length of 25.23 inches (641 mm), this hose matches OEM specifications for a direct replacement.

About the Molded Coolant Hose Product Line

The Gates Molded Coolant Hose line focuses on precision-molded hoses designed to fit specific vehicle applications. These hoses are manufactured to provide consistent dimensions and reliable sealing surfaces, which help maintain optimal coolant flow and system pressure. The molded design eliminates the need for multiple hose segments, reducing potential leak points and simplifying installation.

Common Applications and Issues Addressed

  • Replacement of worn or cracked radiator coolant hoses in Ford Expedition and Lincoln Navigator
  • 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
  • Eliminating coolant contamination from hose failure

Installation Notes and Tips

  • Ensure the engine is cool before removing the old hose to prevent burns
  • Inspect hose clamps and replace if corroded or damaged
  • Verify the hose orientation matches the original for proper fit
  • Check for any coolant leaks after installation and during initial operation
  • Use appropriate tools to avoid damaging the molded hose ends

Quality Assurance and Warranty

Gates Molded Coolant Hose 23870 is manufactured to meet strict quality standards for durability and performance. The EPDM material and molded construction contribute to long service life under normal operating conditions. While specific warranty details are not provided here, Gates products typically come with manufacturer-backed warranties covering defects in materials and workmanship.

BrandGates
Part Number23870
PositionMolded Coolant Hose, Lower
0
Yes
Branch Quantity0
Centerline Length25.23
Centerline Length641
Contains SpringNo
End 1 Inside Diameter1.5
End 1 Inside Diameter38
End 2 Inside Diameter1.5
End 2 Inside Diameter38
MaterialEPDM
Modular HoseNo
MoldedYes
Number of Quick Connect Fittings0

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2006FordExpedition5.4LV8GASLowerMolded Coolant Hose
2006LincolnNavigator5.4LV8GASLowerMolded Coolant Hose
2005FordExpedition5.4LV8GASLowerMolded Coolant Hose
2005LincolnNavigator5.4LV8GASLowerMolded 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:

1654222724L238705L1Z 8286 BBKM4873

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