*IMPORTANT*: GM is producing several knuckle/control arm configurations in 2014-2017 models trucks. Cast Steel control arm equipped models will require the ""Cast Steel Control Arm"" kit (#C27). Stamped Steel and Aluminum control arm equipped models will require the ""Aluminum Control Arm"" kit (#C28). Be sure to verify which factory control arms your truck has before ordering your kit by referecing our help image below (click image for larger view):
All wheel drive models require drive line modification
Frame bracket modification and minor welding required
To reduce trimming required with 20" wheels, 5.75" backspacing recommended
Will not fit models equipped with magnetic ride control.
Factory 17"" and 18"" wheels cannot be reinstalled due to tie rod end interference
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