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GMC Sierra 2500 HD Transmissions
Looking for GMC Sierra 2500 HD transmission (manual or automatic)? Go no further! Our GMC Sierra 2500 HD transmission store features over 100,000 high quality used transmissions and transaxles.Whether you are looking for 4-speed, 5-speed or 6-speed GMC Sierra 2500 HD transmission we can help you get it.
For store details visit the Store Information
Sample Transmissions for GMC Sierra 2500 HD Vehicles
The following Transmissions listings are sample products shown for reference only. To ensure guaranteed fitment, customers must use the Year–Make–Model (YMM) selector above and choose the correct Hollander Interchange–verified part for their GMC Sierra 2500 HD .
Automotix has been in business for over 20 years, offers a 1-year warranty, financing options, and one of the best return policies in the recycled OEM auto parts industry.

2010 GMC Sierra 2500 HD Transmission Assembly
6.0L, 4X2, Without ID 1DDA
Genuine GMC Part
Good Condition
147K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2011 GMC Sierra 2500 HD Transmission Assembly
6.0L, 4X2, Without ID 1DDA
Genuine GMC Part
Good Condition
147K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2017 GMC Sierra 2500 HD Automatic Transmission
(6.0L
Genuine GMC Part
Excellent Condition
111K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2018 GMC Sierra 2500 HD Automatic Transmission
(6.0L
Genuine GMC Part
Excellent Condition
111K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2019 GMC Sierra 2500 HD Automatic Transmission
(6.0L
Genuine GMC Part
Excellent Condition
111K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2022 GMC Sierra 2500 HD Automatic Transmission
(GASOLINE, 4X2
Genuine GMC Part
Excellent Condition
66K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2023 GMC Sierra 2500 HD Automatic Transmission
(GASOLINE, 4X2
Genuine GMC Part
Excellent Condition
66K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2020 GMC Sierra 2500 HD Automatic Transmission
(GASOLINE, 4X2
Genuine GMC Part
Excellent Condition
66K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2021 GMC Sierra 2500 HD Automatic Transmission
(GASOLINE, 4X2
Genuine GMC Part
Excellent Condition
66K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2022 GMC Sierra 2500 HD Automatic Transmission
(6.6L
Genuine GMC Part
Very Good Condition
57K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2023 GMC Sierra 2500 HD Automatic Transmission
(6.6L
Genuine GMC Part
Very Good Condition
57K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2020 GMC Sierra 2500 HD Automatic Transmission
(6.6L
Genuine GMC Part
Very Good Condition
57K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2021 GMC Sierra 2500 HD Automatic Transmission
(6.6L
Genuine GMC Part
Very Good Condition
57K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2021 GMC Sierra 2500 HD Automatic Transmission
(6.6L), DIESEL, 4X4, OPT MGM, ID OMEF
Genuine GMC Part
Good Condition
99K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2020 GMC Sierra 2500 HD Automatic Transmission
(6.6L), DIESEL, 4X4, OPT MGM, ID OMEF
Genuine GMC Part
Good Condition
99K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2022 GMC Sierra 2500 HD Automatic Transmission
(6.6L), DIESEL, 4X4, OPT MGM, ID OMEF
Genuine GMC Part
Good Condition
99K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2023 GMC Sierra 2500 HD Automatic Transmission
(6.6L), DIESEL, 4X4, OPT MGM, ID OMEF
Genuine GMC Part
Good Condition
99K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2024 GMC Sierra 2500 HD Automatic Transmission
(GASOLINE, 4X4
Genuine GMC Part
Excellent Condition
38K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2025 GMC Sierra 2500 HD Automatic Transmission
(GASOLINE, 4X4
Genuine GMC Part
Excellent Condition
38K Miles
1-Year Warranty
Located at Tampa Or Ocala, Florida 34429
Availability varies by year, engine size, and fitment.

2001 GMC Sierra 2500 HD Transmission Assembly
(4L80E), EXC. CUTAWAY; 6.0L, ID MJP NEED ID
Genuine GMC Part
Excellent Condition
123K Miles
1-Year Warranty
Located at Orlando, Florida 32940
Availability varies by year, engine size, and fitment.
⚙️ Transmissions – FAQs
Q: Do you sell used GMC transmissions?
A: Yes. Automotix supplies OEM used automatic and manual transmissions for many GMC vehicles.
Q: How is transmission compatibility verified?
A: Compatibility is verified using Hollander Interchange after selecting your exact year, model, and drivetrain.
Q: Do used transmissions come with a warranty?
A: Yes. Eligible transmissions include a 1-year warranty, with return options available.


