Gates 43445HD Engine Water Pump

Brand Gates 43445HD
Housing Material Cast aluminum
Impeller Material Cast aluminum
Impeller Rotation Reverse
Includes Back Housing No
Thermostat And Housing Included No
Contents Water pump, gasket, 12 bolts
Drive Style Accessory belt
Fan Clutch Included No
Pulley Included No
Timing Belt Driven No
Fits —

OE quality fit. Heavy-duty water pump built for worry-free operation.

Cast aluminum construction. Housing and impeller use premium alloy materials.

Accessory belt driven. Designed for belt-driven cooling system operation.

Cross-references Dayco DP1790, Gates 43445HD and US Motor Works US2304 for the same application. See all 27.

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Heavy-Duty Engine Water Pump

The Gates 43445HD heavy-duty engine water pump is built for dependable coolant circulation in demanding cooling systems. It features a cast aluminum housing and cast aluminum impeller, plus reverse rotation and accessory belt drive compatibility for the specified application.

Gates Water Pump (Heavy-Duty) components are built around premium alloy construction and tested for seal, bearing, and leakage performance before release. This Gates 43445HD water pump is a direct-fit cooling system replacement for vehicles that require a reverse-rotation, accessory-belt-driven pump.

Key Features

  • Cast aluminum housing for durable cooling system service
  • Cast aluminum impeller for consistent coolant movement
  • Reverse rotation design
  • Accessory belt driven
  • Includes water pump, gasket, and 12 bolts
  • No pulley, fan clutch, back housing, or thermostat housing included
  • Not timing belt driven

Product Details

Part number 43445HD is an engine water pump from Gates Heavy-Duty Water Pump line, a product family focused on durable cooling components for repair and maintenance work. It is engineered for applications that call for a reverse-rotation pump with an accessory belt drive, making it a practical choice for cooling system service on the correct vehicle platform. This part cross-references Dayco DP1790 for the same application.

Common Cooling System Issues It Can Address

  • Coolant circulation problems caused by a worn pump
  • Leakage at the pump casting or seal area
  • Noise from failing pump bearings
  • Overheating related to reduced coolant flow
  • Service replacement for a damaged or corroded water pump

Installation Notes

Verify reverse rotation and accessory belt drive requirements before installation. Inspect the mating surfaces, replace the gasket during service, and confirm belt alignment after mounting. The pump is supplied with a gasket and 12 bolts, and it does not include a pulley, fan clutch, back housing, or thermostat housing.

Quality Assurance

Gates states that each new heavy-duty water pump is built from premium alloy materials and undergoes functional testing of seals and bearings, along with leakage testing of the casting and assembled unit. Part number 43445HD is manufactured to support OE-quality fit for the specified application.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 27 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — DP1790Gates — 43445HDUS Motor Works — US2304943445HD20744939212218782122879521468471214684722219545022195466221977052219770922902431850031608500370885003709850200858502145085124621851246238514230385142304851423058515110985151110DP1929