2025 Gmc Terrain Dimensions Cargo Space. The 2025 gmc terrain has a length of 182.30 inches. With the rear seats up, the 2025 terrain offers 29.8 cubic feet of cargo space, which extends to 63.5 cubic feet when the rear seats are folded (the 2024 terrain offers a.
The 2025 gmc terrain has a wheelbase size of 107.30 inches. Cargo volume when the rear seats are folded flat has increased slightly in the 2025 terrain, offering 1,798 litres compared to 1,792.