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GMC Terrain Specs

Since 2010 the Terrain has lost 4.3″ in length and shed 414 lb, so today's car is smaller and lighter than the first one.

NHTSA vPIC · Transport Canada · 3 generations · 2010–2026 · Updated Nov 3, 2026
Quick answer

The 2026 GMC Terrain is 181.1″ long, 74.4″ wide and 65.7″ tall on a 107.1″ wheelbase, and weighs 3,523 lb. At 15.1 ft it fits a standard garage and leaves 2.9 ft spare in an 18-foot street space.

Every GMC Terrain generation, measured

The biggest change came in 2018: the new car was 2.3″ shorter and 531 lb lighter than the 2010–2017 one. The current car, sold since 2025, is 2.0″ shorter and 117 lb heavier than the 2018–2024 one.

FIG.01·GMC Terrain dimensions by generation
GenerationLengthWidthHeightWheelbaseCurb weight
2010–2017185.4″72.8″66.5″112.6″3,937 lb
2018–2024183.1″72.4″65.4″107.5″3,406 lb
2025–2026181.1″74.4″65.7″107.1″3,523 lb
ROWS 3·SOURCE NHTSA vPIC / Transport Canada

Terrain year by year

FIG.02·GMC Terrain dimensions by model year
Model yearLengthWidthWheelbaseCurb weightBody styles
2026181.1″74.4″107.1″3,523 lb2
2025181.1″74.4″107.1″3,523 lb2
2024183.1″72.4″107.5″3,624 lb3
2023183.1″72.4″107.5″3,624 lb3
2022183.1″72.4″107.5″3,624 lb3
2021183.1″72.4″107.5″3,624 lb3
2020183.1″72.4″107.5″3,624 lb3
2019183.1″72.4″107.5″3,406 lb2
2018183.1″72.4″107.5″3,406 lb2
2017185.4″72.8″112.6″3,937 lb2
2016185.4″72.8″112.6″3,937 lb2
2015185.4″72.8″112.6″3,937 lb2
2014185.4″72.8″112.6″3,937 lb2
2013185.4″72.8″112.6″3,937 lb2
2012185.4″72.8″112.6″3,937 lb2
2011185.4″72.8″112.6″3,937 lb2
2010185.4″72.8″112.6″3,937 lb2
ROWS 17·SOURCE Transport Canada vehicle specifications

Terrain on the used market

In 1,584 Terrain listings we have collected since June 2026, the 2010–2017 car is the most common: 1,080 of them (68%), at an average asking price of $6,496. The current 2025–2026 car averages $32,352. ForCar visitors have decoded 233 Terrain VINs; the most checked model years are 2019, 2024 and 2023.

FIG.05·GMC Terrain generations on the used market
GenerationListingsShareAverage asking priceAverage mileage
2025–2026463%$32,35210,949 mi
2018–202445829%$16,75484,654 mi
2010–20171,08068%$6,496137,235 mi
ROWS 3·SOURCE ForCar, US used-car listings collected since June 2026

Will a Terrain fit

FIG.02·GMC Terrain — will it fit
SpaceTypical sizeThis carVerdict
Single garage20 ft deep15.1 ftFits, with room to open the door
Street parking space18 ft15.1 ftFits comfortably
Standard parking bay width8.5 ft wide6.2 ftRoom to open doors both sides
ROWS 3·SOURCE ForCar, computed from vehicle dimensions

Against cars of the same length

FIG.03·GMC Terrain against similar-sized cars
MeasureThis carTypical of 1,063 cars within 10″ of its lengthDifference
Width74.4″71.7″+2.7″
Wheelbase107.1″105.9″+1.2″
Curb weight3,523 lb3,490 lb+33 lb
ROWS 3·SOURCE ForCar, computed across vehicles of similar length

Terrain against its rivals

Next to the Toyota RAV4, Jeep Wrangler and Honda CR-V, the Terrain is the lightest and the widest of the four.

FIG.04·GMC Terrain against its rivals
ModelModel yearLengthWidthCurb weight
GMC Terrain (this car)2026181.1″74.4″3,523 lb
Toyota RAV42027181.9″73.2″3,832 lb
Jeep Wrangler2026174.8″74″4,385 lb
Honda CR-V2026184.6″73.6″3,580 lb
ROWS 4·SOURCE NHTSA vPIC / Transport Canada; rivals: same EPA class and body, most searched
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Everything on the GMC Terrain
Recalls45 campaignsFuel economy32 mpg bestReliability4.5/5Common problems3,172 complaintsCheck a VINAgainst this exact buildCargo space30 cu ftUsed prices3,076 listingsWhat yours is worthValue by year & mileageInsurance costEstimated per yearWindow stickerOriginal Monroney labelDecode a VINWhat each character meansAbout this car2009–2026

Frequently asked questions

Is the 2026 Terrain bigger than the 2025?

No. The 2026 and 2025 Terrain are the same size and weight.

Which Terrain years share the same body?

By our measurements the body changed in 2018 and 2025. Model years inside each range, such as 2025–2026, share the same dimensions; the boundaries are estimated from changes in size.

Which is bigger, the Terrain or the Toyota RAV4?

The 2027 Toyota RAV4 is 0.8″ longer and 309 lb heavier than the 2026 Terrain.

How much does a used Terrain cost?

In our listings collected since June 2026, the average asking price runs from $6,496 for the 2010–2017 car to $32,352 for the 2025–2026 one, across 1,584 listings.

Dimensions from NHTSA vPIC and Transport Canada vehicle records, manufacturer-declared for 17 Terrain model years, 2010 to 2026. Metric values converted to inches and pounds; generation boundaries are estimated from changes in size (how we measure). Last updated Nov 2026. — ForCar Reviewed by , founder of ForCar.
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