Automatic Transmission for 2025 GMC Sierra 3500 HD
No.
Part # / Description / Price
Price
1
Motor Mount 
GM
GM Positions: Left
Description: 6.6L diesel. 6.6L gas. Silverado, Sierra 3500 HD. Right. Silverado, Sierra 2500 HD.
MSRP $107.81
$64.54
MSRP $107.81
$64.54
2
Engine Mount Bolt GM
GM Positions: Left
Description: 5.3 & 6.2L, #2. 6.6L gas, to engine. 4.3L, #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $0.51
$0.30
MSRP $0.51
$0.30
3
Engine Mount Frame Side Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $1.52
$0.91
MSRP $1.52
$0.91
3
Engine Mount Frame Side Bolt 
ACDelco
ACDelco Positions: Left
Description: GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These bolts fasten vehicle components together. GM Genuine Parts are the true OE parts installed during the production or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
bolt
bolt
Not For Sale
Not For Sale
4
Trans Mount GM
GM Notes: PARTS: Part has related components that cannot be reused/ reinstalled; bolt and nut.
Description: Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L diesel, 2wd. 6.6L diesel, rwd. 6.6L gas, 2wd. 6.6L gas, rwd.
MSRP $37.14
$22.24
MSRP $37.14
$22.24
4
Transmission Mount ACDelco
ACDelco Notes: PARTS: Part has related components that cannot be reused/ reinstalled; bolt and nut.
Description: GM Genuine Parts Transmission Mounts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These mounts absorb drivetrain vibrations and are tuned to your vehicle, helping create a comfortable ride inside your vehicl ...
Not For Sale
Not For Sale
4
Trans Mount GM
GM Notes: PARTS: Part has related components that cannot be reused/ reinstalled; bolt and nut.
Description: Silverado, Sierra 2500 HD. Diesel. 4wd. Silverado, Sierra 3500 HD. Gas. 4wd.
MSRP $24.65
$14.75
MSRP $24.65
$14.75
4
Transmission Mount ACDelco
ACDelco Notes: PARTS: Part has related components that cannot be reused/ reinstalled; bolt and nut.
Description: GM Genuine Parts Transmission Mounts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These mounts absorb drivetrain vibrations and are tuned to your vehicle, helping create a comfortable ride inside your vehicl ...
Not For Sale
Not For Sale
5
Power Transfer U-Bolt GM
GM Notes: PARTS: Part cannot be reused/reinstalled.
Description: 6.6L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $0.57
$0.34
MSRP $0.57
$0.34
6
Trans Mount Nut GM
GM Notes: PARTS: Part cannot be reused/reinstalled.
Description: 3.0L diesel. 6.6L gas. 6.6L diesel. 2.7L turbo. 4.3L. 6.2L supercharged.
7
MSRP $9.42
$5.64
7
Transmission Mount Heat Shield ACDelco
ACDelco Description: GM Genuine Parts Exhaust Heat Shields are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
exhaust-heat-shield;shield;heat-shield;exhaust-shield;
exhaust-heat-shield;shield;heat-shield;exhaust-shield;
Not For Sale
Not For Sale
Related Parts
Part # / Description / Price
Price
Automatic Transmission Extension Housing Seal GM
GM Description: Silverado, Sierra 2500 HD. 10 speed trans. Silverado, Sierra 3500 HD. 10 speed trans. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1.95
$1.17
MSRP $1.95
$1.17
Automatic Transmission Seal ACDelco
ACDelco Description: ACDelco GM Original Equipment Automatic Transmission Extension Housing Seal is a GM-recommended replacement component for one or more of the following vehicle systems: automatic transmission/transaxle, and/or manual drivetrain and axles. This original equipment seal will provide the same performance, durability, and service life you expect from General Motors. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Not For Sale
Not For Sale
Transmission 1 GM
GM Description: Silverado, Sierra 2500 HD. 10 speed trans. Rwd. Mkm trans code. Silverado, Sierra 3500 HD. 10 speed trans.
MSRP $3,131.74
$2,630.41
MSRP $3,131.74
$2,630.41
Transmission 1 GM
GM Description: Silverado, Sierra 2500 HD. 10 speed trans. 4wd. Mkm trans code. Silverado, Sierra 3500 HD. 10 speed trans. 4wd.
MSRP $3,062.75
$2,572.46
MSRP $3,062.75
$2,572.46
Transmission 1 GM
GM Description: Silverado, Sierra 2500 HD. 10 speed trans. Rwd. Mgm trans code. Silverado, Sierra 3500 HD. 10 speed trans.
MSRP $3,129.71
$2,628.71
MSRP $3,129.71
$2,628.71
Transmission 1 GM
GM Description: Silverado, Sierra 2500 HD. 10 speed trans. 4wd. Mgm trans code. Silverado, Sierra 3500 HD. 10 speed trans. 4wd.
MSRP $3,050.86
$2,562.48
MSRP $3,050.86
$2,562.48
Transmission 1 GM
GM Description: Silverado, Sierra 2500 HD. 10 speed trans. 4wd. Mgu trans code. Silverado, Sierra 3500 HD. 10 speed trans. 4wd.
MSRP $4,022.44
$3,378.53
MSRP $4,022.44
$3,378.53
Transmission 1 GM
GM Description: Silverado, Sierra 2500 HD. 10 speed trans. Rwd. Mgu trans code. Silverado, Sierra 3500 HD. 10 speed trans.
MSRP $4,434.71
$3,724.80
MSRP $4,434.71
$3,724.80
Trans Mount GM
GM Description: Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L diesel, 2wd. 6.6L diesel, rwd. 6.6L gas, 2wd. 6.6L gas, rwd.
MSRP $37.14
$22.24
MSRP $37.14
$22.24
Transmission Mount ACDelco
ACDelco Description: GM Genuine Parts Transmission Mounts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These mounts absorb drivetrain vibrations and are tuned to your vehicle, helping create a comfortable ride inside your vehicl ...
Not For Sale
Not For Sale
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.