GMC Sierra 2500HD sizes
Dimensions and specifications by model year (2001–2023).
Latest dimensions (2023)
- Length235.5 in – 266.1 in
- Width81.8 in
- Height79.7 in – 80.0 in
- Wheelbase141.6 in – 172.0 in
- Ground clearance10.1 in – 10.2 in
- Curb weight6,105 lb – 6,950 lb
Dimensions by year
- length
- width
- height
How size changed: length grew by 11.7 in from 2001 to 2023; width grew by 2.1 in from 2001 to 2023; height grew by 3.5 in from 2001 to 2023.
Generations
- Second generation (GMT800)2001–2002
- Second generation (GMT800) - Facelift2003–2006
- Third generation (GMT900)2007–2014
- Fourth generation (GMTK2XX)2015–2019
- Fifth generation (GMTT1XX)2020–2023