Select Your Transmission
Hummer H3 Transmissions
Looking for Hummer H3 transmission (manual or automatic)? Go no further! Our Hummer H3 transmission store features over 100,000 high quality used transmissions and transaxles.Whether you are looking for 4-speed, 5-speed or 6-speed Hummer H3 transmission we can help you get it.
For store details visit the Store Information
Sample Transmissions for Hummer H3 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 Hummer H3 .
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.
2006 Hummer H3 Transmission Assembly
Genuine Hummer Part
Excellent Condition
158K Miles
1-Year Warranty
Located at Charlotte, North Carolina 28146
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
Genuine Hummer Part
Good Condition
145K Miles
1-Year Warranty
Located at Chesapeake, Virginia 23321
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Excellent Condition
151K Miles
1-Year Warranty
Located at Savannah, Georgia 31408
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Excellent Condition
122K Miles
1-Year Warranty
Located at Savannah, Georgia 31408
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Excellent Condition
151K Miles
1-Year Warranty
Located at Nashville, Tennessee 37355
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Good Condition
144K Miles
1-Year Warranty
Located at Nashville, Tennessee 37355
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Excellent Condition
117K Miles
1-Year Warranty
Located at Nashville, Tennessee 37355
Availability varies by year, engine size, and fitment.
2010 Hummer H3 Transmission Assembly
2.9L, 4X4
Genuine Hummer Part
Good Condition
95K Miles
1-Year Warranty
Located at Akron, Ohio 44306
Availability varies by year, engine size, and fitment.
2010 Hummer H3 Transmission Assembly
3.7L, 4X4
Genuine Hummer Part
Excellent Condition
110K Miles
1-Year Warranty
Located at Akron, Ohio 44306
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Excellent Condition
66K Miles
1-Year Warranty
Located at Akron, Ohio 44306
Availability varies by year, engine size, and fitment.
2007 Hummer H3 Transmission Assembly
3.7L, 4X4
Genuine Hummer Part
Good Condition
140K Miles
1-Year Warranty
Located at Toledo, Ohio 43974
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Good Condition
147K Miles
1-Year Warranty
Located at Toledo, Ohio 43974
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
Genuine Hummer Part
Good Condition
147K Miles
1-Year Warranty
Located at Youngstown, Ohio 44503
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
Genuine Hummer Part
Good Condition
136K Miles
1-Year Warranty
Located at Newark, Ohio 43055
Availability varies by year, engine size, and fitment.
2006 Hummer H3 Transmission Assembly
3.5L, 4X4
Genuine Hummer Part
Excellent Condition
159K Miles
1-Year Warranty
Located at Worcester, Massachusetts 1453
Availability varies by year, engine size, and fitment.
2007 Hummer H3 Transmission Assembly
3.7L, 4X4
Genuine Hummer Part
Excellent Condition
76K Miles
1-Year Warranty
Located at Sellersburg, Indiana 47172
Availability varies by year, engine size, and fitment.
2008 Hummer H3 Transmission Assembly
3.7L
Genuine Hummer Part
Excellent Condition
154K Miles
1-Year Warranty
Located at Mt. Sterling, Kentucky 40353
Availability varies by year, engine size, and fitment.
2008 Hummer H3 Transmission Assembly
3.7L, 4X4
Genuine Hummer Part
Good Condition
147K Miles
1-Year Warranty
Located at Pittsburg, Pennsylvania 18244
Availability varies by year, engine size, and fitment.
2008 Hummer H3 Transmission Assembly
3.7L, 4X4
Genuine Hummer Part
Good Condition
135K Miles
1-Year Warranty
Located at Providence, Rhode Island 02864
Availability varies by year, engine size, and fitment.
2007 Hummer H3 Transmission Assembly
3.7L, 4X4
Genuine Hummer Part
Good Condition
144K Miles
1-Year Warranty
Located at Chambersburg, Pennsylvania 17202
Availability varies by year, engine size, and fitment.
⚙️ Transmissions – FAQs
Q: Do you sell used Hummer transmissions?
A: Yes. Automotix supplies OEM used automatic and manual transmissions for many Hummer 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.
