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4" Crossmember System w/ Performance Shocks - 2011-18 GM C/K2500HD 2WD/4WD

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Description
Included Shocks

Fabtech’s 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.

 

This system qualifies for our 5/60 Powertrain Warranty. To find out more CLICK HERE

 

Kit# K1121

  • Use 35/13.50R18 tire w/ 18x9 wheels w/ 5 3/4” BS w/ minor trimming
  • Use 35/13.50R20 tire w/ 20x9 wheels w/ 5 3/4” BS w/ minor trimming

 

Oty Part # Description
1 FTS21230 Component Box 1
1 FTS21231 Component Box 2
1 FTS21232 Component Box 3 - 2500HD
2 FTS7338 Front Performance Shock
2 FTS7299 Rear Performance Shock

 

*FOOTNOTES

14. Can not use OEM wheel and tire.
55. Must use 18" wheels or larger.
60. Fits extended and crew cab models only.

Performance Shocks


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
SKU:
K1121
 
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Download PDF Instructions
FT21230i.pdf (3.7 MB)