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GM Authority

2018 GMC Terrain Specifications

Following are the specifications for the 2018 GMC Terrain.

These specifications are preliminary.

Overview

Models: 2018 GMC Terrain
Body style / driveline: five-passenger, four-door SUV, front-engine, front- or all-wheel drive
EPA vehicle class: compact SUV

Powertrain

Engine / Type: 1.5L turbo DOHC DI 2.0L turbo DOHC DI 1.6L turbo-diesel
GM RPO Code: LYX LTG (expected) To Be Determined
Block material: cast aluminum cast aluminum cast aluminum
Cylinder head material: cast aluminum cast aluminum cast aluminum
Fuel delivery: direct injection direct injection direct injection
Horsepower (hp / kW): 170 / 127 (GM-estimated) 252 / 188 (GM-estimated) 136 / 101 (GM-estimated)
Torque (lb.-ft. / Nm): 203 / 275 (GM-estimated) 260 / 353 (GM-estimated) 236 / 320 (GM-estimated)
GM-est. fuel economy: 31 hwy 28 hwy 40 hwy
Transmission: Hydra-Matic 9T45 9-speed auto Hydra-Matic 9T50 9-speed auto Hydra-Matic 6T45 six-speed automatic

Suspension

Suspension (front): MacPherson strut with side-loaded modules, specifically tuned coil springs, direct-acting stabilizer bar
Suspension (rear):  4 Link Independent Rear Suspension
Steering type: Dual Rack and Pinion Electric Power Steering
Turning circle (ft / m): 37.4 / 11.4 (17-inch wheels)

Brakes & Wheels

Brake type: four-wheel disc with ABS and ESC; Duralife rotors and low-drag calipers
Wheel size and type: 17-, 18- and 19-inch aluminum

Exterior Dimensions

Wheelbase (in / mm): 107.3 / 2725
Overall length (in / mm): 182.3 / 4652
Overall width (in / mm): 72.4 / 1843
Overall height (in / mm): 65.4 / 1661
Front track (in / mm): 62.2 / 1580
Rear track (in / mm): 62.2 / 1581

Interior Dimensions

Seating capacity (front/rear): 2 / 3
Front headroom (in / mm): 40.0/1015 (without sunroof), 38.2/970 (with sunroof)
Rear headroom (in / mm): 38.5/977 (without sunroof), 36.9/936 (with sunroof)
Front legroom (in / mm): 40.9 / 1040
Rear legroom (in / mm): 39.7 / 1008
Front shoulder room (in / mm): 57.2 / 1452
Rear shoulder room (in / mm): 55.5 / 1410
Front hip room (in / mm): 54.4 / 1377
Rear hip room (in / mm): 51.8 / 1314

Weights & Capacities

Base curb weight (lb / kg): 3327 / 1509 (1.5L turbo FWD)
Fuel capacity gasoline FWD (gal / L): 14.9 / 56
Fuel capacity gasoline AWD (gal / L): 15.6 / 59
Fuel capacity diesel (gal / L): 15.5 / 58
Max cargo room, behind rear seats (cu ft / L): 29.9 / 846
Max cargo room, rear seats folded (cu ft / L): 63.3 / 1792
Max trailering (lb / kg): 3500 / 1585 (2.0L turbo)