Bosch
Engine Auxiliary Water Pump

Bosch 039202321B Heater Water Pump

Brand Bosch 039202321B
Material Mixed
Mounting Hardware Included No
Gasket Or Seal Included No
Mounting Hole Quantity 0
Installation Warnings No
Rotation Clockwise (right)
Mounting Bracket Included No
Automotive Item Weight (lbs) 0.595248 lb
Product line Engine Auxiliary Water Pump
Fits Ford and Lincoln · 19 vehicles

OE-spec replacement. Made new to match original equipment specifications.

Tested for sealing. Vacuum leak testing helps ensure proper sealing.

Clockwise rotation. Built with the correct impeller direction for proper operation.

Cross-references DM5Z18D473A, HL3Z18D473F and JL3Z18D473A for the same application. See all 3.

$65.92Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $65.92
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Bosch Heater Water Pump for Ford and Lincoln

Bosch Heater Water Pump part number 039202321B is a new OE-spec replacement built for precise fitment and verified performance. It is designed for applications such as the Ford F-150 engine auxiliary water pump, Ford Expedition engine auxiliary water pump, Lincoln Navigator engine auxiliary water pump, and Ford C-Max heater water pump.

Key Features

  • 100% new Bosch heater water pump
  • Built to meet original equipment specifications
  • Torque tested to verify impeller-to-shaft mating
  • Vacuum leak tested for sealing integrity
  • Uses OE mating parts and accessories for fitment verification
  • Clockwise rotation
  • Mixed material construction
  • Bosch part number 039202321B

Product Details

This Bosch heater water pump is engineered for direct replacement use in cooling and heater circuit applications where consistent coolant circulation is required. Bosch validates each unit through torque testing and vacuum leak testing to help confirm proper impeller attachment and sealing across the housing, seals, tube binding, and plug areas. The Bosch Heater Water Pump line focuses on OE-style fitment verification, and this 039202321B unit is matched against OE mating parts and accessories to confirm proper component alignment.

Cross-reference part numbers for the same application include DM5Z18D473A and HL3Z18D473F.

What It Helps Address

  • Weak or inconsistent heater coolant circulation
  • Coolant leaks at the pump housing or seals
  • Noisy operation from impeller or shaft issues
  • Loss of auxiliary water pump performance on Ford F-150, Expedition, or Lincoln Navigator applications
  • Poor heater water flow in Ford C-Max applications

Installation Notes

  • Compatible With 2018-2022 Ford Expedition, engine auxiliary water pump
  • Compatible With 2018-2022 Lincoln Navigator, engine auxiliary water pump
  • Compatible With 2017-2020 Ford F-150, engine auxiliary water pump
  • Compatible With 2013-2017 Ford C-Max, heater water pump
  • Mounting hardware is not included
  • Gasket or seal is not included
  • Mounting bracket is not included
  • Rotation is clockwise (right)

Quality Assurance

Bosch tests each water pump for functionality, impeller-shaft torque integrity, and vacuum sealing before release. Part number 039202321B is built as a new OE-spec replacement for verified fitment on select Ford and Lincoln cooling system applications.

This part fits 19 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypeNotes
2022FordExpeditionEngine Auxiliary Water Pump
2022LincolnNavigatorEngine Auxiliary Water Pump
2021FordExpeditionEngine Auxiliary Water Pump
2021LincolnNavigatorEngine Auxiliary Water Pump
2020FordExpeditionEngine Auxiliary Water Pump
2020FordF-1505.0LV8Engine Auxiliary Water Pump
2020LincolnNavigatorEngine Auxiliary Water Pump
2019FordExpeditionEngine Auxiliary Water Pump
2019FordF-1505.0LV8Engine Auxiliary Water Pump
2019LincolnNavigatorEngine Auxiliary Water Pump
2018FordExpeditionEngine Auxiliary Water Pump
2018FordF-1505.0LV8Engine Auxiliary Water Pump
2018LincolnNavigatorEngine Auxiliary Water Pump
2017FordC-MaxPLUG-IN HYBRID EV-GAS (PHEV)Heater Water Pump
2017FordF-1503.5LV6Engine Auxiliary Water Pump
2016FordC-MaxPLUG-IN HYBRID EV-GAS (PHEV)Heater Water Pump
2015FordC-MaxPLUG-IN HYBRID EV-GAS (PHEV)Heater Water Pump
2014FordC-MaxPLUG-IN HYBRID EV-GAS (PHEV)Heater Water Pump
2013FordC-MaxPLUG-IN HYBRID EV-GAS (PHEV)Heater Water Pump
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
DM5Z18D473AHL3Z18D473FJL3Z18D473A