The current GMC Terrain is 183.1″ long, 72.4″ wide, on a 107.5″ wheelbase, weighing 3,406 lb. At 15.3 feet it fits a standard garage and fits a street parking space.
Every GMC Terrain generation, measured
One row per generation. Watch the weight column — that is where most of the change happens, and it is the number that decides fuel use, tyre wear and how far the car takes to stop.
| Generation | Length | Width | Height | Wheelbase | Curb weight |
|---|---|---|---|---|---|
| 2010–2017 | 185.4″ | 72.8″ | 66.5″ | 112.6″ | 3,937 lb |
| 2018–2026 | 183.1″ | 72.4″ | 65.4″ | 107.5″ | 3,406 lb |
Terrain year by year
Measured every model year, not just at generation changes — 17 years on record. Small moves inside a generation are facelifts; the jumps are new platforms.
| Model year | Length | Width | Wheelbase | Curb weight | Body styles |
|---|---|---|---|---|---|
| 2026 | 181.1″ | 74.4″ | 107.1″ | 2 | |
| 2025 | 181.1″ | 74.4″ | 107.1″ | 2 | |
| 2024 | 183.1″ | 72.4″ | 107.5″ | 3 | |
| 2023 | 183.1″ | 72.4″ | 107.5″ | 3 | |
| 2022 | 183.1″ | 72.4″ | 107.5″ | 3 | |
| 2021 | 183.1″ | 72.4″ | 107.5″ | 3 | |
| 2020 | 183.1″ | 72.4″ | 107.5″ | 3 | |
| 2019 | 183.1″ | 72.4″ | 107.5″ | 2 | |
| 2018 | 183.1″ | 72.4″ | 107.5″ | 2 | |
| 2017 | 185.4″ | 72.8″ | 112.6″ | 2 | |
| 2016 | 185.4″ | 72.8″ | 112.6″ | 2 | |
| 2015 | 185.4″ | 72.8″ | 112.6″ | 2 | |
| 2014 | 185.4″ | 72.8″ | 112.6″ | 2 | |
| 2013 | 185.4″ | 72.8″ | 112.6″ | 2 | |
| 2012 | 185.4″ | 72.8″ | 112.6″ | 2 | |
| 2011 | 185.4″ | 72.8″ | 112.6″ | 2 | |
| 2010 | 185.4″ | 72.8″ | 112.6″ | 2 |
Will a Terrain fit
The practical question behind every dimensions search. A single-car garage in the US is typically 20 feet deep; a street parking space is about 18. We allow a foot of clearance in both — nobody parks to the millimetre.
| Space | Typical size | This car | Verdict |
|---|---|---|---|
| Single garage | 20 ft deep | 15.3 ft | Fits, with room to open the door |
| Street parking space | 18 ft | 15.3 ft | Fits comfortably |
| Standard parking bay width | 8.5 ft wide | 6 ft | Room to open doors both sides |
Against cars of the same length
Compared with 1,036 vehicles within ten inches of the same length — a fair proxy for «cars of this size», regardless of what the marketing calls them.
| Measure | This car | Typical car of this length | Difference |
|---|---|---|---|
| Width | 72.4″ | 72″ | +0.4″ |
| Wheelbase | 107.5″ | 106.7″ | +0.8″ |
| Curb weight | 3,406 lb | 3,541 lb | -135 lb |
A longer wheelbase for the same overall length means shorter overhangs — usually more cabin space and a steadier ride. Lighter than typical for its size generally means better fuel economy and shorter stopping distances.
Specs vary by trim. Yours decodes from the VIN.
- Exact build, engine and factory options for one VIN
- The original window sticker as it left the factory
- What that specific configuration is worth today
- Decode a whole list of VINs at once
- No ads, on every page
- No ads, no tracking — and much more
How we measure
Dimensions come from NHTSA vPIC and Transport Canada vehicle records — manufacturer-declared figures, held in metric and converted to inches and pounds for display.
One row per generation, not per model year: manufacturers rarely change the body between facelifts, and a table of forty near-identical rows helps nobody. Where a generation offered several body styles, the figures are the base measurements for that generation.
Related tools
Frequently asked questions
How long is a GMC Terrain?
183.1″ (15′ 3″) in its current generation, 72.4″ wide and 65.4″ tall.
How much does a GMC Terrain weigh?
3,406 lb at the kerb.
Will a Terrain fit in a garage?
At 15.3 feet it fits a standard 20-foot single garage with room to spare. A street parking space of 18 feet is comfortable.
Has the Terrain got bigger over the years?
Not materially, by the generations we hold.