How to install the Transmission Oil Cooler (water-to-oil) on Dodge Ram 1500?

To install the water-to-oil cooler, position it on the cylinder block and install 2 capscrews to the cylinder block finger tight. Next, install capscrews at the transmission adapter, torquing the bolt to 24 Nm (18 ft. lbs.). Tighten the lower mounting bolt to the cooler at the cylinder block to 77 Nm (57 ft. lbs.), using a back up wrench on the transmission cooler fittings to prevent damage. Then, tighten the upper mounting bolt to the cooler at the cylinder block to 24 Nm (18 ft. lbs.). Install the wire harness push-in clip at the bottom of the cooler bracket, followed by the starter motor. Connect the battery negative cables, fill the cooling system, and check the transmission oil level, filling as necessary.

How to remove and replace the Transmission Oil Cooler on Dodge Ram 1500?

To remove and replace the water to oil cooler, first, disconnect both battery negative cables. After that, the starter is removed, and coolant is drained. Remove the coolant lines from the cooler, using a back up wrench on the cooler fittings to avoid damage. Next, unbolt and disconnect the transmission oil lines from the cooler and plug the cooler lines to prevent any leakage. Take off the bolt that connects the cooler bracket to transmission adapter. Then, remove the wire harness push-in clips that are at the bottom of coolant bracket. Next, remove the two cooler bracket to block bolts then pull the cooler assembly out of the vehicle.

OEM Dodge Ram 1500 Transmission Oil Cooler

Trans Oil Cooler

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7 Transmission Oil Coolers found

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Dodge Ram 1500 Transmission Cooler Part Number: 52028967AD
$175.19 MSRP: $261.00
You Save: $85.81 (33%)
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Product Specifications
- Other Name: Cooler - Transmission Oil; Automatic Transmission Oil Cooler; Automatic Transmission Oil Cooler Assembly; Cooler Transmission Oil
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2008 Dodge Ram 1500 | Laramie, SLT, ST, SXT | 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS, 8 Cyl 5.7 L GAS
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Dodge Ram 1500 Transmission Cooler Part Number: 55056472AB
$203.26 MSRP: $302.00
You Save: $98.74 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cooler - Transmission Oil; Automatic Transmission Oil Cooler; Automatic Transmission Oil Cooler Assembly; Cooler Transmission Oil
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2008 Dodge Ram 1500 | Laramie, SLT, ST, SXT | 8 Cyl 5.7 L GAS
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Dodge Ram 1500 Transmission Cooler Part Number: 55056472AA
Product Specifications
- Other Name: Cooler - Transmission Oil; Automatic Transmission Oil Cooler; Cooler Transmission Oil
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2004-2007 Dodge Ram 1500 | Laramie, SLT, ST, Sport, TRX4 | 8 Cyl 4.7 L GAS, 8 Cyl 5.7 L GAS
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Dodge Ram 1500 Transmission Cooler Part Number: 52029089AB
Product Specifications
- Other Name: Cooler - Transmission Oil; Automatic Transmission Oil Cooler; Automatic Transmission Oil Cooler Assembly; Cooler Transmission Oil
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2003 Dodge Ram 1500 | Laramie, SLT, ST | 8 Cyl 5.7 L GAS
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Dodge Ram 1500 Transmission Cooler Part Number: 52028967AC
Product Specifications
- Other Name: Cooler - Transmission Oil; Automatic Transmission Oil Cooler; Cooler Transmission Oil
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2007 Dodge Ram 1500 | Laramie, SLT, ST, Sport, TRX4 | 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 5.9 L GAS
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Dodge Ram 1500 Transmission Cooler Part Number: 5290415AB
Product Specifications
- Other Name: Cooler - Transmission Oil; Automatic Transmission Oil Cooler; Cooler Transmission Oil
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2006 Dodge Ram 1500 | SRT-10 | 10 Cyl 8.3 L GAS
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Dodge Ram 1500 Transmission Cooler Part Number: 52028808AC
Product Specifications
- Other Name: Cooler - Transmission Oil; Automatic Transmission Oil Cooler
- Replaces: 52028808AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2002-2003 Dodge Ram 1500 | Laramie, SLT, ST | 5.9L V8, 8 Cyl 5.9 L GAS

Dodge Ram 1500 Transmission Oil Cooler

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Dodge Ram 1500 Transmission Oil Cooler Parts and Q&A

Transmission Cooler
55056472AB
Q:
How to install the Transmission Oil Cooler (water-to-oil) on Dodge Ram 1500?
A:
To install the water-to-oil cooler, position it on the cylinder block and install 2 capscrews to the cylinder block finger tight. Next, install capscrews at the transmission adapter, torquing the bolt to 24 Nm (18 ft. lbs.). Tighten the lower mounting bolt to the cooler at the cylinder block to 77 Nm (57 ft. lbs.), using a back up wrench on the transmission cooler fittings to prevent damage. Then, tighten the upper mounting bolt to the cooler at the cylinder block to 24 Nm (18 ft. lbs.). Install the wire harness push-in clip at the bottom of the cooler bracket, followed by the starter motor. Connect the battery negative cables, fill the cooling system, and check the transmission oil level, filling as necessary.
Transmission Cooler
52028967AD
Q:
How to remove and replace the Transmission Oil Cooler on Dodge Ram 1500?
A:
To remove and replace the water to oil cooler, first, disconnect both battery negative cables. After that, the starter is removed, and coolant is drained. Remove the coolant lines from the cooler, using a back up wrench on the cooler fittings to avoid damage. Next, unbolt and disconnect the transmission oil lines from the cooler and plug the cooler lines to prevent any leakage. Take off the bolt that connects the cooler bracket to transmission adapter. Then, remove the wire harness push-in clips that are at the bottom of coolant bracket. Next, remove the two cooler bracket to block bolts then pull the cooler assembly out of the vehicle.