Dimensions and Weight of the GMC Sierra HD


2018 Sierra HD Crew Cab Long Box | 2018 - to present

Length Width Height Wheelbase Weight
2018 Sierra HD Crew Cab Long Box | 2018 - to present 6359 mm
250 in.
- 1981 mm
78 in.
4258 mm
168 in.
3672 kg
8097 lbs

2018 Sierra HD Crew Cab Standard Box | 2018 - to present

Length Width Height Wheelbase Weight
2018 Sierra HD Crew Cab Standard Box | 2018 - to present 6563 mm
258 in.
- 1988 mm
78 in.
4258 mm
168 in.
3519 kg
7759 lbs

2018 Sierra HD Double Cab Long Box | 2018 - to present

Length Width Height Wheelbase Weight
2018 Sierra HD Double Cab Long Box | 2018 - to present 6322 mm
249 in.
- 1988 mm
78 in.
4017 mm
158 in.
3435 kg
7574 lbs

2018 Sierra HD Double Cab Standard Box | 2018 - to present

Length Width Height Wheelbase Weight
2018 Sierra HD Double Cab Standard Box | 2018 - to present 6322 mm
249 in.
- 1984 mm
78 in.
4017 mm
158 in.
3584 kg
7903 lbs

2018 Sierra HD Regular Cab Long Box | 2018 - to present

Length Width Height Wheelbase Weight
2018 Sierra HD Regular Cab Long Box | 2018 - to present 5842 mm
230 in.
- 1984 mm
78 in.
3662 mm
144 in.
3328 kg
7338 lbs
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