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Fabtech component box 2 supports the 4-inch Trail Boss/AT4 lift for 2025 GM 1500 4WD trucks, supplying specific components intended to complete the multi-piece trail-oriented lift kit. Provided as a kit element, it integrates with Fabtech’s Trail Boss system to achieve a 4" ride-height increase while preserving suspension geometry and allowing installers to stage a full, factory-aligned lift assembly for compatible Chevrolet and GMC 1500 platforms.
Fabtech 2025 GM 1500 4WD 4in Trail Boss/AT4 - Component Box 2
