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Fabtech Component Box 3 is a parts package for the 6-inch RTS lift built for 2011–2019 GM 3500HD trucks and represents the final set needed to complete the lift kit. Fabtech’s development process relies on design technology and testing to deliver reliable suspension components. This box is one element of the full kit; additional parts and boxes are required for complete installation.
Fabtech 11-19 GM 3500HD 2WD/4WD 6in RTS System - Component Box 3
