Gates 44066HD water pump for the 1991-2008 Freightliner FLD truck and other vehicles circulates coolant through the engine to carry heat away. This heavy-duty engine water pump replaces one that is leaking or has a worn bearing.
- Heavy-duty design for severe and rigorous operating conditions
- 100 percent fully tested unitized bearings and seals
- 100 percent leakage test on both the casting and the assembled pump
- Computerized machined surfaces for proper fit and sealing
- Cast iron housing and cast iron impeller
- Gates heavy-duty water pumps carry a part number with an HD suffix
Quick facts
- Part: Gates 44066HD water pump
- Also called: engine water pump
- Fits: 1991-2008 Freightliner FLD truck and other vehicles
- Material: Cast iron (housing and impeller)
- Condition: New
Coolant seeping at the pump, a squeal or growl from the bearing, or an engine that runs hot can mean the pump is worn, though a stuck thermostat or a restricted hose can also be behind overheating. Find the cause before you replace the pump.
Fits
The vehicles it fits include the 2002-2008 Western Star 4900FA L6-12.7L, the 2003-2007 4900FA L6-14.0L, the 2000-2008 Freightliner Columbia L6-12.7L, the 2001 Columbia L6-11.1L and the 2002-2007 Columbia L6-14.0L. The 1991-2008 Freightliner FLD takes one. If your vehicle isn't named here, look it up in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 1
- Drive type: accessory belt
- Outlets: 2
Build and materials
- Housing material: cast iron
- Impeller material: cast iron
- Impeller rotation: standard
- Pulley: included
- Condition: New
- Gates warranty: 18 months or 150,000 miles/5,400 hours, whichever comes first
- Country of origin: China
In the box
One water pump with its pulley. The back housing, the thermostat and housing, and the fan clutch are not included.
Product information is for general reference and may contain errors. See our Disclaimer.
Frequently Asked Questions
Is this the right Freightliner Columbia water pump for the 2002-2007 Columbia L6-14.0L?
Yes, Gates 44066HD fits the 2002-2007 Freightliner Columbia L6-14.0L, along with the 2000-2008 Columbia L6-12.7L and the 2001 Columbia L6-11.1L. For a different vehicle, search your own in the "Vehicles it fits" section.
Does the Gates 44066HD come with a pulley?
Yes, Gates 44066HD comes with its pulley; the back housing, the thermostat and housing, and the fan clutch are not included.
Is this water pump driven by the timing belt or an accessory belt?
This water pump is driven by an accessory belt, not the timing belt. Its housing and impeller are both cast iron.
What are signs the bearing or seals on this heavy-duty water pump are wearing out?
Coolant leaking at the pump, a grinding or squealing noise, or an engine running hot can point to wear. Have it checked promptly, since a shop can test the cooling system.
What is the warranty on this Gates water pump?
Gates covers this heavy-duty water pump for 18 months or 150,000 miles/5,400 hours, whichever comes first.
