How to remove and install a transmission?

To remove the transmission, first disconnect the battery cable and raise the vehicle on jack stands. Remove the skid plate and cross member, drain the transmission fluid, and remove any exhaust components that interfere with removal. Mark the relationship between the torque converter to the drive plate, remove the starter motor and detach the covers on each side of the bell housing.

Genuine GMC Sierra Transmission Assembly

Trans Assembly

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229 Transmission Assemblies found

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GMC Sierra Transmission Asm,Auto (Remanufacture)(5Ujl)
Part Number: 24283596
- Other Name: TRANSMISSION ASM,AUTO (REMAN)(UJL)
- Replaced by: 19434868
$4480.49 MSRP: $4997.17
You Save: $516.68 (11%)

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Fits the following Vehicles:
2015-2017 GMC Sierra | 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON | 8 Cyl 5.3L, 8 Cyl 6.2L
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GMC Sierra Transmission Assembly, Auto 7Dca ( Seed)
Part Number: 24279077
- Other Name: TRANSMISSION, Automatic; Transmission
- Replaced by: 19431753
$3932.98 MSRP: $4401.56
You Save: $468.58 (11%)

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Fits the following Vehicles:
2012-2019 GMC Sierra | 2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON, CREW CAB 1 TON 119.0, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 1 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, EXTENDED CREW CAB 1 TON 161.5, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5 | 8 Cyl 6.0L, 8 Cyl 6.0L Flex, 8 Cyl 6.6L Diesel
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GMC Sierra Transmission Asm,Auto 4Cfa (Service Remanufacture)
Part Number: 19329870
- Other Name: Transmission
- Replaces: 24270743, 24260170
$3897.75 MSRP: $4385.46
You Save: $487.71 (12%)

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Fits the following Vehicles:
2014-2016 GMC Sierra | 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON | 6 Cyl 4.3L
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GMC Sierra Transmission Assembly, Auto 7Cla ( Seed)
Part Number: 24279065
- Other Name: TRANSMISSION, Automatic; Transmission
- Replaced by: 19431766
$3919.71 MSRP: $4386.55
You Save: $466.84 (11%)

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Fits the following Vehicles:
2014-2019 GMC Sierra | 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON | 8 Cyl 5.3L
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GMC Sierra Transmission Assembly, Auto 0D8A ( Seed)
Part Number: 24284610
- Other Name: Transmission
- Replaced by: 19433471
$3607.05 MSRP: $4032.86
You Save: $425.81 (11%)

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Fits the following Vehicles:
2020-2021 GMC Sierra | CREW CAB 1 TON CHASSIS 137.0, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 3/4 TON, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 3/4 TON | 8 Cyl 6.6L
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GMC Sierra TRANSMISSION ASM,AUTO 5CHA (SERVICE REMAN)
Part Number: 19417421
- Other Name: Transmission
- Replaces: 24270746, 19333283, 24272321, 24259057
$3917.81 MSRP: $4384.40
You Save: $466.59 (11%)

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Fits the following Vehicles:
2014-2016 GMC Sierra | 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1/2 TON | 8 Cyl 6.2L
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GMC Sierra Transmission Asm,Auto (8Kgd) (Goodwrench Remanufacture)
Part Number: 17803949
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 17803917
$3082.81 MSRP: $3470.71
You Save: $387.90 (12%)

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Fits the following Vehicles:
2007-2008 GMC Sierra | CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 6.0L
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GMC Sierra Transmission Asm,Auto (07Bsp) (Goodwrench Remanufacture)
Part Number: 19180251
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 24233384, 24215677, 24213451, 24224449, 24227617, 24226890, 19177982, 24221364, 24233882, 24235285, 24230416, 24235273, 19177992, 24218803, 24229240, 24235134
$3169.87 MSRP: $3569.20
You Save: $399.33 (12%)

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Fits the following Vehicles:
1999-2007 GMC Sierra | 1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB SHORT BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 CREW CAB STANDARD BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB SHORT BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CHASSIS REGULAR CAB 137.0, CLASSIC 3500 CHASSIS REGULAR CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB | 8 Cyl 6.0L
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GMC Sierra Transmission,Auto(Goodwrench Remanufacture)
Part Number: 24229176
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 24224240
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

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Fits the following Vehicles:
2003 GMC Sierra | 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX | 8 Cyl 6.0L
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GMC Sierra TRANSMISSION ASM,AUTO (REMAN 8URL)
Part Number: 24293320
- Other Name: Transmission
- Replaced by: 19434872
$4620.21 MSRP: $5155.21
You Save: $535.00 (11%)

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Fits the following Vehicles:
2018 GMC Sierra | 1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX | 8 Cyl 5.3L
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GMC Sierra Transmission Asm,Auto (3Chd) (Goodwrench Remanufacture)
Part Number: 24229174
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 24224238
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

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Fits the following Vehicles:
2003 GMC Sierra | 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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GMC Sierra Transmission,Auto(Goodwrench Remanufacture)(6Kcd)
Part Number: 89037492
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 24230223, 12491917
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

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Fits the following Vehicles:
2005-2006 GMC Sierra | 1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB SHORT BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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GMC Sierra Transmission Asm,Auto (1Lpd Goodwrench Remanufacture)
Part Number: 17803882
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 19257134, 24247302, 17804239, 17804048, 19209780
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

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Fits the following Vehicles:
2009-2011 GMC Sierra | CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 4.8L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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GMC Sierra Transmission Asm,Auto 3Kpd (Service Remanufacture)
Part Number: 17804456
- Other Name: TRANSMISSION, Automatic; Transmission
- Replaces: 24257886
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

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Fits the following Vehicles:
2013 GMC Sierra | CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 4.8L Flex
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GMC Sierra Transmission,Auto(Goodwrench Remanufacture) (4Kcd)
Part Number: 12491894
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 24227578
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

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Fits the following Vehicles:
2004 GMC Sierra | 1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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GMC Sierra Transmission Asm,Auto (1Kpd Goodwrench Remanufacture)
Part Number: 17803883
- Other Name: TRANSMISSION, Automatic; Transmission
- Replaces: 17804050, 19209781, 24247303, 17804241, 17804043, 19257135
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

Add to Cart
More Info
Fits the following Vehicles:
2009-2011 GMC Sierra | CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 4.8L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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GMC Sierra Transmission Asm,Auto 3Lpd (Service Remanufacture)
Part Number: 17804455
- Other Name: Transmission
- Replaces: 24257885
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)

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More Info
Fits the following Vehicles:
2013 GMC Sierra | CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 4.8L Flex
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GMC Sierra Transmission Assembly, Auto (9Xtl)
Part Number: 24279038
- Other Name: Transmission
- Replaced by: 19433313
$4712.93 MSRP: $5212.58
You Save: $499.65 (10%)

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Fits the following Vehicles:
2019 GMC Sierra | CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 4 Cyl 2.7L
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GMC Sierra TRANSMISSION ASM,AUTO (SERV REMAN)
Part Number: 19370274
- Other Name: Transmission
- Replaces: 19259027, 24256656, 19125699
$7719.67 MSRP: $8661.39
You Save: $941.72 (11%)
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Fits the following Vehicles:
2010-2013 GMC Sierra | CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 6 Cyl 4.3L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L Flex, 8 Cyl 6.2L Flex
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GMC Sierra Transmission Asm,Auto (8Kld) (Goodwrench Remanufacture)
Part Number: 17803781
- Other Name: TRANSMISSION, Manual(5 Speed); Transmission
- Replaces: 12491538
$2749.58 MSRP: $3093.75
You Save: $344.17 (12%)
More Info
Fits the following Vehicles:
2007-2008 GMC Sierra | CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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GMC Sierra Transmission Assembly Parts Questions & Answers

Transmission Asm,Auto (8Lgd) (Goodwrench Remanufacture)
17803948
Q: How to remove and install a transmission?
A: To remove the transmission, first disconnect the battery cable and raise the vehicle on jack stands. Remove the skid plate and cross member, drain the transmission fluid, and remove any exhaust components that interfere with removal. Mark the relationship between the torque converter to the drive plate, remove the starter motor and detach the covers on each side of the bell housing.