Fabtech 11-19 GM C/K2500HD/3500HD 4in Ultimate System w/Perf. ShocksThe 4 Budget System utilizes the factory front coil springs with a steel upper spacer providing 4 of lift. Radius Arm drop brackets retain the factory arms with correct caster setting for the increase ride height. System includes a Trac Bar relocation bracket that has been designed to center the axle under the vehicle and still works properly with the factory Pitman Arm. This eliminates the need to replace the Pitman Arm resulting in a lower cost and