HomeBelts and Cooling > Hoses and PipesGates 23643 Radiator Coolant Hose - Lower
Part #: 23643

Gates 23643 Radiator Coolant Hose - Lower

Molded Coolant Hose, Lower
31 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, Flex, Police Interceptor Sedan, Taurus, and MKT
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Overview of Gates Molded Coolant Hose 23643

The Gates Molded Coolant Hose 23643 is designed for reliable cooling system performance in select Ford and Lincoln vehicles. Engineered with durable EPDM and plastic materials, this radiator coolant hose ensures consistent coolant flow and system integrity for models like the Ford Flex, Lincoln MKT, and Ford Taurus.

  • Constructed from EPDM and plastic for heat and chemical resistance
  • Molded design with two outlets for precise fitment
  • Centerline length of 32.25 inches (819 mm) for accurate installation
  • Compatible with Ford Flex, Lincoln MKT, and Ford Taurus models
  • Part number 23643 for easy identification and replacement

Detailed Product Description

The Gates Molded Coolant Hose line offers molded radiator hoses designed to meet specific vehicle cooling system requirements. This particular hose, part number 23643, features a molded construction with two outlets, providing a modular hose solution that fits precisely within the cooling system layout of compatible vehicles. The hose ends have an inside diameter of 1.5 inches (38 mm), ensuring proper connection to the radiator and engine components without leaks or pressure loss. The absence of springs and quick connect fittings simplifies the design, focusing on durability and straightforward installation.

Applications and Problem Solving

  • Replaces worn or cracked radiator coolant hoses in Ford Flex, Lincoln MKT, and Ford Taurus
  • Prevents coolant leaks that can cause engine overheating
  • Maintains proper coolant flow to avoid engine damage
  • Addresses hose swelling or softening due to heat exposure
  • Eliminates issues related to improper hose fit or connection failures

Installation Notes and Tips

  • Verify compatibility with your vehicle’s make and model before installation
  • Ensure all clamps and connections are secure to prevent leaks
  • Inspect surrounding cooling system components during replacement
  • Use proper tools to avoid damaging the molded hose ends
  • Follow vehicle manufacturer torque specifications for hose clamps

Quality Assurance and Warranty

Gates Molded Coolant Hose 23643 is manufactured to meet OEM standards for durability and performance. The EPDM and plastic materials provide resistance to heat, ozone, and coolant chemicals, contributing to long service life. While specific warranty details may vary, Gates products typically come with a limited warranty against defects in material and workmanship, ensuring confidence in your replacement part.

BrandGates
Part Number23643
PositionMolded Coolant Hose, Lower
0
Yes
Branch Quantity0
Centerline Length32.25
Centerline Length819
Contains SpringNo
End 1 Inside Diameter1.5
End 1 Inside Diameter38
End 2 Inside Diameter1.5
End 2 Inside Diameter38
MaterialEPDM, Plastic
Modular Components2 Outlets
Modular HoseYes
MoldedYes
Number of Quick Connect Fittings0

This part fits 31 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersFuel TypePositionNotes
2019FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2019FordTaurusFWD3.5LV6FLEXLowerW/Oil Cooler; Molded Coolant Hose
2019FordTaurusFWD3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2019LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2018FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2018LincolnMKT3.7LV6GASLowerMolded Coolant Hose
2017FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2017FordTaurusFWD3.5LV6FLEXLowerW/Oil Cooler; Molded Coolant Hose
2017FordTaurusFWD3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2017LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2016FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2016FordTaurusFWD3.5LV6FLEXLowerW/Oil Cooler; Molded Coolant Hose
2016FordTaurusFWD3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2016LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2015FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2015FordTaurusFWD3.5LV6FLEXLowerW/Oil Cooler; Molded Coolant Hose
2015FordTaurusFWD3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2015LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2014FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2014FordTaurusFWD3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2014LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2013FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2013FordTaurusFWD3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2013LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2012FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2012LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2011FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2011LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2010FordFlex3.5LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2010LincolnMKT3.7LV6GASLowerW/Oil Cooler; Molded Coolant Hose
2009FordFlex3.5LV6GASLowerW/Oil Cooler; Molded 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:

163392364327008X665498A83 8286 AA8A83 8286 AB8A8Z 8286 AKM 4996

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