Fabtechs new 4 crossmember 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.
- 1/4 in. Thick Lower Control Arms
- Heavy Duty Torsion Drop Brackets
- Retains Proper CV Angles
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2017 | Chevrolet | Silverado 2500 HD | High Country |
| 2011-2017 | Chevrolet | Silverado 2500 HD | LT |
| 2011-2017 | Chevrolet | Silverado 2500 HD | LTZ |
| 2011-2017 | Chevrolet | Silverado 2500 HD | WT |
| 2015-2019 | GMC | Sierra 2500 HD | Base |
| 2011-2019 | GMC | Sierra 2500 HD | Denali |
| 2011-2019 | GMC | Sierra 2500 HD | SLE |
| 2011-2019 | GMC | Sierra 2500 HD | SLT |
| 2011-2014 | GMC | Sierra 2500 HD | WT |
| 2019 | GMC | Sierra 3500 HD | Base |
| 2019 | GMC | Sierra 3500 HD | Denali |
| 2019 | GMC | Sierra 3500 HD | SLE |
| 2019 | GMC | Sierra 3500 HD | SLT |
