Fabtech 4? Performance System w/ Performance Shocks
Fabtech's 4" Performance systems utilize their proven heavy duty construction and design features for a robust suspension upgrade. The 4" system features high arched lower control arm crossmembers constructed of 1/4" thick steel for maximum strength. The Fabtech ductile iron steering knuckles retain the near stock track width keeping tires under the fender for a clean appearance. Rear lift is accomplished with a block and u-bolt configuration.
Features:
- Heavy Duty 1/4? Thick, High Arched Crossmember
- Front Differential Skid Plate
- Ductile Iron Steering Knuckles
- Rear Block & U-bolt Kit
PERFORMANCE TWIN TUBE SHOCK
Fabtech Performance Shocks have been designed to work in conjunction with each of our suspension systems, resulting in superior ride control. Features include high velocity 9-stage valving for excellent dampening capabilities and a closed cell insert to reduce shock fade at high speeds.
- Twin Tube Hydraulic Construction
- 9/16? Hardened Chrome Piston Rod
- 1 3/8? OD Piston
- Closed Cell Foam insert
- High Flow 9 Stage Valving
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2018 | Chevrolet | Silverado 2500 HD | WT, LT, LTZ, High Country |
| 2015 - 2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2011 - 2019 | Chevrolet | Silverado 3500 HD | LT, WT, LTZ |
| 2018 | GMC | Sierra 2500 HD | Denali, SLT, Base, SLE |
| 2015 - 2018 | GMC | Sierra 3500 HD | Base |
| 2011 - 2018 | GMC | Sierra 3500 HD | SLT, SLE, Denali |
| 2011 - 2014 | GMC | Sierra 3500 HD | WT |