2025 GMC Terrain III Dimensions, Size & Specs

The 2025 GMC Terrain III has a curb weight of 1563 kg (3446 lbs). This weight contributes to a stable and secure driving experience, enhancing road grip and ride comfort while maintaining efficiency. The weight also reflects the car's solid build and safety features.

With rear seats upright, the 2025 GMC Terrain III offers 844 liters (29.8 cubic feet) of luggage space. Folding the rear seats expands the capacity to an impressive 1799 liters (63.5 cubic feet), accommodating large cargo, making it ideal for road trips, shopping, or daily hauling needs.

The GMC Terrain III features a ride height (ground clearance) of 205 mm (8.1 inches). This clearance is suitable for light off-road use and handling rough urban roads while providing a commanding view of the road for the driver.

The 2025 GMC Terrain III comes with two tire size options—235/65 R17 and 235/55 R19. Corresponding rim sizes are 17-inch and 19-inch, respectively. These options allow buyers to choose between a balance of comfort and sportier handling or a premium aesthetic and improved road grip.

Yes, the 2025 GMC Terrain III fits comfortably into a standard garage. At 4597 mm (180.9 inches) in length, 1892 mm (74.4 inches) in width, and 1680 mm (66.1 inches) in height, it aligns well within typical North American garage dimensions, providing enough space for entry, exit, and minimal additional storage or movement around the vehicle.

Compared to the previous generation Terrain, the 2025 GMC Terrain III exhibits slight dimension adjustments emphasizing a more modern and refined design. Typically, newer models like Terrain III maintain similar length and width but may see improvements in height, ground clearance, and interior cargo capacity for enhanced practicality and comfort. These changes contribute to better road presence and functionality without significantly increasing footprint or curb weight, striking an effective balance between urban usability and family SUV benefits.

In comparison to other compact SUVs such as the Honda CR-V or Toyota RAV4, the 2025 GMC Terrain III offers competitive dimensions. It is slightly longer and wider than some rivals, which translates into more interior space and cargo capacity. Its 205 mm (8.1 inches) ground clearance is around average, suitable for moderate outdoor conditions. Overall, the Terrain III balances size and usability well among compact SUVs, making it a strong contender in its class.

The 2025 GMC Terrain III introduces a refreshed design with modern styling cues, enhanced technology, and improved fuel efficiency. Notable features include advanced driver assistance systems, updated infotainment options, and higher quality interior materials. It prioritizes comfort, safety, and connectivity, targeting tech-savvy and family-oriented buyers seeking a versatile compact SUV.

The 17-inch rims paired with 235/65 R17 tires emphasize ride comfort and resilient durability, ideal for smooth and bumpy roads alike. The 19-inch rims with 235/55 R19 tires enhance handling, grip, and sporty aesthetics but may lead to a slightly firmer ride. Buyers can choose based on preference for a cushioned ride or sharper driving dynamics.