HomeBelts and Cooling > Water Pump and Related ComponentsSKP SK1255990 Engine Water Pump
Part #: SK1255990

SKP SK1255990 Engine Water Pump

21 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford and Mercury, Explorer, Explorer Sport Trac, and Mountaineer
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Engine Water Pump for Ford and Mercury Applications

The SKP SK1255990 engine water pump is built for vehicles that need dependable coolant circulation and stable operating temperature. It is a direct-fit replacement for select Ford Explorer, Ford Explorer Sport Trac, and Mercury Mountaineer models from 2002-2010.

Use this SKP water pump when servicing a cooling system on a Ford Explorer water pump replacement or a Mercury Mountaineer cooling repair. The SK1255990 is engineered to match OE specifications for fit and function.

Key Features

  • Direct replacement engine water pump for select Ford and Mercury vehicles
  • Precision-engineered for proper coolant flow through the engine block and radiator
  • Built with high-quality materials for cooling-system service
  • Tested to meet or exceed OE specifications
  • Helps maintain normal engine operating temperature

Detailed Description

SKP SK1255990 is an engine water pump designed for cooling-system repair on 2002-2010 Ford Explorer, 2007-2010 Ford Explorer Sport Trac, and 2003-2010 Mercury Mountaineer models. It circulates coolant through the engine and radiator to support consistent temperature control and reduce the risk of overheating. This part cross-references Airtex AW4127 and GMB 125-5990 for the same application.

What It Helps Fix

  • Coolant circulation problems
  • Engine overheating concerns
  • Temperature fluctuations during operation
  • Cooling-system service on worn or failing pumps
  • Loss of OE-level pump performance

Installation Notes and Tips

Confirm year, make, and model before ordering. Fits 2002-2010 Ford Explorer, N/A; Fits 2007-2010 Ford Explorer Sport Trac, N/A; Fits 2003-2010 Mercury Mountaineer, N/A. Inspect the cooling system, gasket surfaces, hoses, and coolant condition during installation. Follow the vehicle service procedure and refill the system with the correct coolant after replacement.

Quality Assurance

SKP manufactures this water pump to meet or exceed OE specifications for fit and performance. The SK1255990 is designed for reliable cooling-system service in the listed Ford Explorer, Ford Explorer Sport Trac, and Mercury Mountaineer applications.

This part fits 21 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2010FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2010FordExplorer Sport Trac4.6LV8GASN/AAvailable Until Stock Depleted
2010MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2009FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2009FordExplorer Sport Trac4.6LV8GASN/AAvailable Until Stock Depleted
2009MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2008FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2008FordExplorer Sport Trac4.6LV8GASN/AAvailable Until Stock Depleted
2008MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2007FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2007FordExplorer Sport Trac4.6LV8GASN/AAvailable Until Stock Depleted
2007MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2006FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2006MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2005FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2005MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2004FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2004MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2003FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted
2003MercuryMountaineer4.6LV8GASN/AAvailable Until Stock Depleted
2002FordExplorer4.6LV8GASN/AAvailable Until Stock Depleted

* 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:

125-59904111955-4127AW4127

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