Product Description
If you drive a Dodge Ram equipped with a Cummins 5.9 L or 6.7 L engine (model years 1989-2012), this genuine Cummins part number 5473238 Water Pump Kit is the direct-fit upgrade you need to restore factory cooling system performance.
Designed to meet the same flow, bearing life and seal standards as the factory component, this kit replaces older part numbers (such as 3286278, 2881804/2881805) and includes the correct mounting O-ring to ensure a leak-free install.
Fitment Details
- Fits 1989-1998 5.9 L B-Series (12-valve & early 24-valve) Ram 2500/3500.
- Fits 1998.5-2002 5.9 L 24-valve Ram 2500/3500.
- Fits 2003-2007 5.9 L ISB and 2007.5-2012 6.7 L ISB Ram 2500/3500 trucks.
- Includes water pump and mounting O-ring for correct fit; replace any worn hoses, belts or inlet O-rings while servicing.
Why Choose This OEM Kit?
- Factory-engineered Cummins part — ensures correct impeller geometry, bearing preload and sealing.
- Direct drop-in replacement — no modifications required.
- Restores cooling system integrity and prevents overheating caused by worn pump or seal failure.
Cross Reference / Alternatives
This genuine Cummins kit supersedes several earlier numbers. Use the links below to explore related Cummins OEM parts on our site:
- CUMMINS 3286278 OEM WATER PUMP KIT – 5.9L
- CUMMINS 2881804 OEM WATER PUMP KIT – 5.9L
- CUMMINS 4955359 OEM WATER PUMP KIT – 5.9L
FAQ
Will this fit my 2010 Ram 2500/3500 with a 6.7L Cummins?
Yes — the Cummins 5473238 kit covers 2007.5-2012 Ram trucks with the 6.7 L ISB engine. Always verify your engine serial number (ESN) or VIN to confirm fitment.
Does this kit include everything I need to install the water pump?
It includes the genuine water pump and the correct mounting O-ring. Additional items like serpentine belt, hoses or thermostat are not included and should be inspected at the time of installation.
Is this a genuine Cummins part or aftermarket?
This is a genuine Cummins OEM part number 5473238, not an aftermarket substitute.
What older part numbers does this supersede?
The kit replaces earlier Cummins numbers such as 2881804, 2881805, 3286278, 4955359 and certain Mopar/Multi-brand equivalents.
| Specifications for CUMMINS 5473238 | |
|---|---|
| Part Number | 5473238 |
| Brand | Cummins |
| Application | 5.9 L & 6.7 L Cummins (Ram 1989-2012) |
| Contents | Water Pump + Mounting O-Ring |
| GTIN | – (Not publicly listed) |
| UPC | – (Not publicly listed) |
| E-Codes / Emissions | Not applicable |
| Shipping Info | Approx. 5.8 lbs; shipment dims about 6.75″ × 7.38″ × 6.25″ (per Cummins spec) |
| Prop 65 Warning | May contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. For more info visit P65Warnings.ca.gov |
| Cross Reference | 2881804, 2881805, 3286278, 4955359 |
