Dayco Engine Water Pump P/N:DP1039
Dayco DP1909 water pump for the 2013-2018 Ram 2500 6-cylinder 6.7L and other vehicles keeps coolant moving through the engine. This Dayco water pump is also called an engine water pump.
A coolant leak at the pump, a climbing temperature gauge or a whine from the pump can mean the bearing or seal is wearing out. Overheating has other causes too, so with the engine off and cool, look around the pump for coolant stains or dried residue and look over the hoses before you replace anything.
The vehicles it fits include the 2013-2018 Ram 2500 6-cylinder 6.7L, the 2020 Blue Bird All American FE and the 2015-2019 Freightliner XC Modular Rail 6-cylinder 6.7L. If your truck or bus is not named here, open the Buyer's Guide tab and check your exact model and engine.
One water pump. This listing holds one, which is the number the engine needs.
Interchange: WP-2685 · 18-1994 · 120-4520
AW6739 · W2685M · 42133 · CP6739 · T2303 · US99
This part cross-references / interchanges with the following part numbers:
Is this the right water pump for a 2013-2018 Ram 2500 6-cylinder 6.7L?
Yes. The Dayco DP1909 is listed for the 2013-2018 Ram 2500 6-cylinder 6.7L. For another model or engine, open the Buyer's Guide tab and check it there.
Does the Dayco DP1909 water pump fit the 2020 Blue Bird All American FE?
Yes. The 2020 Blue Bird All American FE is in this pump's fitment, as is the 2015-2019 Freightliner XC Modular Rail 6-cylinder 6.7L.
What leaks or noises can mean a DP1909 water pump is wearing out?
Coolant dripping from the pump body, a grinding or whining sound near the belt, or a wobbling pump pulley can mean the seal or bearing inside this water pump is failing.
Can I keep driving with a leaking water pump?
No. A leaking or noisy water pump can lead to overheating, so have it checked or replaced promptly.
Is 120-4520 an interchange number for this Dayco water pump?
Yes. 120-4520 is one of the other-brand numbers this Dayco DP1909 replaces, and it is printed on the Interchange line.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.