HomeBelts and Cooling > Radiators, Coolers and Related ComponentsFour Seasons 89003 Drive Motor Inverter Cooler Water Pump
Part #: 89003

Four Seasons 89003 Drive Motor Inverter Cooler Water Pump

Water Pump
⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Water Pump
🚗Fitment: Ford, Lincoln, and Mercury, Fusion, MKZ, and Milan
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Water Pump 89003

The Four Seasons Water Pump 89003 is an electric drive motor inverter cooler water pump designed for select Ford, Lincoln, and Mercury vehicles. Engineered with durable plastic construction, this water pump supports efficient engine coolant circulation in models such as the Ford Fusion, Lincoln MKZ, and Mercury Milan.

  • Electric drive motor inverter cooler water pump
  • Constructed from durable plastic material
  • Inlet and outlet outside diameter: 0.74 inches (19.00 mm)
  • Height: 3.50 inches; overall depth: 4.75 inches; overall width: 4.25 inches
  • Two electrical terminals for connection
  • Meets or exceeds OEM specifications
  • New, not remanufactured

Detailed Product Description

This Four Seasons Water Pump 89003 is part of the Water Pump product line, which focuses on reliable engine coolant components designed to maintain optimal engine temperature. The electric water pump style is specifically engineered for inverter cooling systems, providing consistent coolant flow to prevent overheating. With precise inlet and outlet diameters of 0.74 inches (19 mm), this pump integrates seamlessly with the cooling system of compatible vehicles. Its plastic construction balances durability with weight savings, while the two-terminal design ensures straightforward electrical connectivity.

Compatible Vehicles and Applications

This water pump is compatible with the following makes and models:

  • Ford Fusion
  • Lincoln MKZ
  • Mercury Milan

It is designed to replace the original equipment water pump in these vehicles, ensuring proper coolant circulation and engine temperature regulation.

Common Issues Addressed by This Water Pump

  • Engine overheating due to coolant circulation failure
  • Coolant leaks from worn or damaged water pump seals
  • Reduced engine performance caused by inefficient cooling
  • Electrical water pump motor failure in inverter cooling systems
  • Premature engine wear from inconsistent coolant flow

Installation Notes and Tips

  • Ensure compatibility with vehicle make and model before installation
  • Disconnect the battery and relieve cooling system pressure prior to removal
  • Inspect and replace related components such as hoses and clamps if necessary
  • Follow manufacturer torque specifications for mounting bolts
  • Verify electrical connections are secure and free of corrosion

Quality Assurance and Warranty

The Four Seasons Water Pump 89003 meets or exceeds OEM standards for fit, form, and function. As a new part, it is manufactured to provide reliable service life and consistent performance. Please refer to Four Seasons' warranty policy for specific coverage details.

BrandFour Seasons
Part Number89003
PositionWater Pump
DescriptionEngine Coolant Components
Electric or Mech?Electric
Height3.50
Inlet Dia. MM19.00
Inlet Outside Diameter0.74
MaterialPlastic
Meets / Exceeds OEM?Yes
New or RemanNew
Outlet Dia. MM19.00
Outlet Outside Diameter0.74
Overall Depth IN4.75
Overall Width IN4.25
StyleInverter
Terminal Quantity2
TypeWater Pump

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2012FordFusion2.5LL4ELECTRIC/GASN/AWater Pump
2012LincolnMKZ2.5LL4N/AWater Pump
2011FordFusion2.5LL4ELECTRIC/GASN/AWater Pump
2011LincolnMKZ2.5LL4N/AWater Pump
2011MercuryMilan2.5LL4ELECTRIC/GASN/AWater Pump
2010FordFusion2.5LL4ELECTRIC/GASN/AWater Pump
2010MercuryMilan2.5LL4ELECTRIC/GASN/AWater Pump

* 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:

5W1004819999890039020859E5Z8C419A9E5Z8C419BW99003

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