Dorman 918-964 rear transmission oil cooler for the 2003-2009 Dodge Ram 2500 6-cylinder 5.9L and other vehicles sheds heat from the transmission fluid. When a factory automatic transmission oil cooler fails from contamination, heat or impact, this replacement is engineered to help maintain proper fluid temperature and protect the transmission.
- Dorman OE Solutions line, standard replacement grade
- Aluminum core with 24 cooling rows
- Hose barb inlet and outlet connections
- Designed and manufactured to strict specifications for reliable performance
Quick facts
- Part: Dorman 918-964 transmission oil cooler
- Also called: automatic transmission oil cooler
- Fits: 2003-2009 Dodge Ram 2500 6-cylinder 5.9L and other vehicles
- Position: Rear
- Material: Aluminum
- Condition: New
Fluid seeping at the cooler or its fittings, fluid that looks contaminated, or a transmission running hot can be signs of a failing cooler. Start by looking over the cooler body, hose barbs and lines with the engine off and cool for wet fluid, cracks or impact damage. A leak elsewhere in the circuit looks similar, so a shop can test the circuit if the source is unclear.
Fits
This cooler is a direct replacement for the 2003-2009 Dodge Ram 2500 6-cylinder 5.9L, the 2005-2009 Dodge Ram 4000 6-cylinder 5.9L and the 2003-2008 Dodge Ram 3500 6-cylinder 5.9L, and is designed to match the performance of an original equipment cooler on these vehicles. This listing is one cooler for the rear position, and these trucks take one.
Specifications
Fit and size
- Position: Rear
- Quantity per vehicle: 1
- Length: 11 in
- Height: 6.5 in
- Depth: 3 in
- Inlet diameter: 0.99 in and 0.7 in
- Outlet diameter: 0.99 in and 0.7 in
- Line inside diameter: 0.5 in and 0.68 in
Build and materials
- Material: Aluminum
- Cooling rows: 24
- Inlet and outlet attachment: hose barb
- Grade: standard replacement
- Condition: New
- Country of origin: China
In the box
One transmission oil cooler, two fittings and two O-rings. Mounting hardware is not included; plan on new hardware, since the old pieces may not be reusable.
Interchange: 24056702383244450 · 5086946AA · 5086946AB · 5191791AA · 68004317AA · 68253200AA · 4337537 · 4930582 · SK117001B
This part cross-references / interchanges with the following part numbers:
24056702383244450, 5086946AA, 5086946AB, 5191791AA, 68004317AA, 68253200AA, 4337537, 4930582, SK117001B
Frequently Asked Questions
Is the Dorman 918-964 rear transmission oil cooler right for a 2005-2009 Dodge Ram 4000 6-cylinder 5.9L?
Yes. Dorman 918-964 is listed for the 2005-2009 Dodge Ram 4000 6-cylinder 5.9L, and the part is for the rear position.
Does the Dorman transmission cooler come with mounting hardware?
No. Dorman 918-964 includes one cooler, two fittings and two O-rings; mounting hardware is not included.
What size are the connections on this Dorman transmission oil cooler?
The inlet and outlet are hose barbs, listed at 0.99 in and 0.7 in diameter for each. The line inside diameter is listed at 0.5 in and 0.68 in.
How many cooling rows does this aluminum rear transmission oil cooler have?
The aluminum core has 24 cooling rows.
Does Dorman 918-964 interchange with 68004317AA?
Yes. 68004317AA is on the interchange list for the Dorman 918-964 rear transmission oil cooler, along with the other numbers printed on the page.
