How to Service and Repair a Rear Crossmember on 2007 Dodge Ram 2500?

To service the rear cross-member, raise the vehicle and, if applicable, remove the transfer case skid plate. Support the transmission, then for 2WD, remove the transmission mount nuts and bolts to take out the crossmember. For 4WD, follow the same steps after removing the mount nuts.

OEM 2007 Dodge Ram 2500 Rear Crossmember

Rear Suspension Crossmember

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7 Rear Crossmembers found

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2007 Dodge Ram 2500 Front Crossmember, Rear Part Number: 68141708AA
$66.73 MSRP: $98.20
You Save: $31.47 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Crossmember - Rear Box; Truck Bed Floor Sill Reinforcement, Rear Center; Floor Pan Crossmember, Center; Front; Rear.; Rear Crossmember; Center Crossmember; Crossmember; Crossmember Rear Box
- Position: Rear
- Replaces: 55276800AA, 55276800AC
- Item Weight: 6.40 Pounds
- Item Dimensions: 48.0 x 4.0 x 2.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68141708AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2007 Dodge Ram 2500 Submodels:
- Laramie, Power Wagon, SLT, ST, SXT, Sport, TRX, TRX4 | 10 Cyl 8.0 L GAS, 5.7L V8, 5.9L L6, 6 Cyl 5.9 L DIESEL, 6 Cyl 6.7 L DIESEL, 6.7L L6, 8 Cyl 5.7 L GAS, 8.0L V10
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2007 Dodge Ram 2500 Front Crossmember, Rear Part Number: 68214347AB
$133.69 MSRP: $197.00
You Save: $63.31 (33%)
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Product Specifications
- Other Name: Crossmember - Rear Box; Truck Bed Floor Sill Reinforcement, Rear Center; Floor Pan Crossmember, Rear; Center Crossmember; Crossmember; Crossmember Rear Box
- Position: Rear
- Replaces: 55276912AF, 55276912AA, 68214347AA, 55276912AB, 55276912AD, 68174032AA, 55276912AE, 55276912AC
- Item Weight: 22.00 Pounds
- Item Dimensions: 76.3 x 10.1 x 10.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68214347AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2007 Dodge Ram 2500 Submodels:
- Laramie, Power Wagon, SLT, ST, SXT, Sport, TRX4 | 10 Cyl 8.0 L GAS, 5.7L V8, 5.9L L6, 6 Cyl 5.9 L DIESEL, 6 Cyl 6.7 L DIESEL, 6.7L L6, 8 Cyl 5.7 L GAS
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2007 Dodge Ram 2500 Rear Crossmember, Center Part Number: 68174033AA
$334.24 MSRP: $492.00
You Save: $157.76 (33%)
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Product Specifications
- Other Name: Crossmember - Rear Box; Truck Bed Floor Sill Reinforcement, Rear Center; Floor Pan Crossmember, Rear.; Center Crossmember; Crossmember; Crossmember Rear Box Includes: 90 Degree Brackets On Each End; Crossmember Rear Box
- Position: Rear Center
- Replaces: 55276916AA, 55276916AB, 55276916AD, 55276916AC
- Item Weight: 17.90 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68174033AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2007 Dodge Ram 2500 Submodels:
- Laramie, Power Wagon, SLT, ST, SXT, Sport, TRX4 | 10 Cyl 8.0 L GAS, 5.7L V8, 5.9L L6, 6 Cyl 5.9 L DIESEL, 6 Cyl 6.7 L DIESEL, 6.7L L6, 8 Cyl 5.7 L GAS
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2007 Dodge Ram 2500 Center Crossmember, Rear Part Number: 68141709AA
$50.69 MSRP: $72.90
You Save: $22.21 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Crossmember - Rear Box; Truck Bed Floor Sill Reinforcement; Floor Pan Crossmember, Center Front.; Crossmember; Crossmember Rear Box
- Position: Rear Center
- Replaces: 55276802AA, 55276802AC
- Item Weight: 7.70 Pounds
- Item Dimensions: 50.4 x 5.2 x 4.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68141709AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2007 Dodge Ram 2500 Submodels:
- Laramie, Power Wagon, SLT, ST, SXT, Sport, TRX4 | 10 Cyl 8.0 L GAS, 5.7L V8, 5.9L L6, 6 Cyl 5.9 L DIESEL, 6 Cyl 6.7 L DIESEL, 6.7L L6, 8 Cyl 5.7 L GAS, 8.0L V10
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2007 Dodge Ram 2500 Crossmember, Rear Part Number: 55275526AC
Product Specifications
- Other Name: Crossmember - Rear Box; Floor Pan Crossmember, Rear; Crossmember Rear Box
- Position: Rear
- Replaces: 55275526AB
- Item Weight: 14.00 Pounds
- Item Dimensions: 71.4 x 5.3 x 3.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55275526AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2007 Dodge Ram 2500 Submodels:
- Laramie, Power Wagon, SLT, ST, SXT, Sport, TRX4 | 10 Cyl 8.0 L GAS, 5.7L V8, 5.9L L6, 6 Cyl 5.9 L DIESEL, 6 Cyl 6.7 L DIESEL, 6.7L L6, 8 Cyl 5.7 L GAS, 8.0L V10
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2007 Dodge Ram 2500 Rear Crossmember, Driver Side Part Number: 55276029AD
Product Specifications
- Other Name: Crossmember - Rear Floor; Floor Pan Crossmember, Rear Left; Crossmember Rear Floor
- Position: Rear Driver Side
- Item Weight: 11.40 Pounds
- Item Dimensions: 35.4 x 8.4 x 6.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55276029AD
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2007 Dodge Ram 2500 Submodels:
- Laramie, Power Wagon, SLT, ST, SXT, Sport, TRX4 | 10 Cyl 8.0 L GAS, 6 Cyl 5.9 L DIESEL, 6 Cyl 6.7 L DIESEL, 8 Cyl 5.7 L GAS
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2007 Dodge Ram 2500 Rear Crossmember, Passenger Side Part Number: 55276028AD
Product Specifications
- Other Name: Crossmember - Rear Floor; Floor Pan Crossmember, Rear Right; Crossmember Rear Floor
- Position: Rear Passenger Side
- Item Weight: 10.60 Pounds
- Item Dimensions: 35.4 x 8.2 x 6.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55276028AD
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2007 Dodge Ram 2500 Submodels:
- Laramie, Power Wagon, SLT, ST, SXT, Sport, TRX4 | 10 Cyl 8.0 L GAS, 6 Cyl 5.9 L DIESEL, 6 Cyl 6.7 L DIESEL, 8 Cyl 5.7 L GAS

2007 Dodge Ram 2500 Rear Crossmember Parts and Q&A

Q: How to Service and Repair a Rear Crossmember on 2007 Dodge Ram 2500?
A: To service the rear cross-member, raise the vehicle and, if applicable, remove the transfer case skid plate. Support the transmission, then for 2WD, remove the transmission mount nuts and bolts to take out the crossmember. For 4WD, follow the same steps after removing the mount nuts.