Zone Offroad 3-inch suspension lift box kit for 2023–2025 Chevrolet Colorado Trail Boss and GMC AT4 applications, sold as a boxed component kit that requires upper control arms (UCA) for full installation. The kit provides the lift necessary to raise ride height by three inches for the specified models and is packaged to match those years and trim levels where a UCA upgrade is also needed.

Zone Offroad 23-25 GM Colorado Trail Boss / GMC AT4 3in Suspension Lift Box Kit (Requires UCA)