
Fitment
| Year | Make | Model | Driveline | Engine |
|---|---|---|---|---|
| 2011-2019 | Chevrolet | Silverado 3500 HD | 4 Wheel Drive | DIESEL |
| 2011-2019 | Chevrolet | Silverado 3500 HD | 4 Wheel Drive | FLEX |
| 2011-2019 | Chevrolet | Silverado 3500 HD | 4 Wheel Drive | GAS |
| 2011-2019 | Chevrolet | Silverado 3500 HD | Rear Wheel Drive | DIESEL |
| 2011-2019 | Chevrolet | Silverado 3500 HD | Rear Wheel Drive | FLEX |
| 2011-2019 | Chevrolet | Silverado 3500 HD | Rear Wheel Drive | GAS |
| 2011-2019 | GMC | Sierra 3500 HD | 4 Wheel Drive | DIESEL |
| 2011-2019 | GMC | Sierra 3500 HD | 4 Wheel Drive | FLEX |
| 2011-2019 | GMC | Sierra 3500 HD | 4 Wheel Drive | GAS |
| 2011-2019 | GMC | Sierra 3500 HD | Rear Wheel Drive | DIESEL |
| 2011-2019 | GMC | Sierra 3500 HD | Rear Wheel Drive | FLEX |
| 2011-2019 | GMC | Sierra 3500 HD | Rear Wheel Drive | GAS |
| 2015-2016 , 2019 | Chevrolet | Silverado 3500 HD | 4 Wheel Drive | CNG |
| 2015-2016 , 2019 | Chevrolet | Silverado 3500 HD | Rear Wheel Drive | CNG |
| 2015-2016 , 2019 | GMC | Sierra 3500 HD | 4 Wheel Drive | CNG |
| 2015-2016 , 2019 | GMC | Sierra 3500 HD | Rear Wheel Drive | CNG |
Features
- 1/4 in. Thick Lower Control Arms
- Heavy Duty Torsion Drop Brackets
- Retains Proper CV Angles
Fabtech K1123 Crossmember Lift System
2011-2019 Chevrolet Silverado 3500 HD
2011-2019 Chevrolet Silverado 3500 HD
Crossmember Lift System
- SKU : BKBNK1123
- Part Number : K1123
$2,082.35
$2,082.35
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Product Details
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.
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 th
Crossmember Lift System; 4 in. Lift; w/Performance Shocks;;
1/4 in. Thick Lower Control Arms
Heavy Duty Torsion Drop Brackets
Retains Proper CV Angles

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