Gmc Sierra Dimensions 2024. The dimensions of the 2024 gmc sierra 1500 are a wheelbase of 147.4 inches, length of 231.9 inches and width of 81.2 inches though that can vary. Choosing between the gmc sierra 1500 pickup and its mechanical twin, the chevy silverado, comes down almost entirely to which truck's styling you prefer.
View detailed specs, features and options for the 2024 gmc sierra 1500 4wd double cab 147 pro at u.s. Choosing between the gmc sierra 1500 pickup and its mechanical twin, the chevy silverado, comes down almost entirely to which truck’s styling you prefer.