*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 (#C35). Stamped Steel and Aluminum control arm equipped models will require the ""Aluminum Control Arm"" kit (#C36). 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):
To reduce trimming required for tire fitment, a 20"" wheel w/5.75"" backspacing is recommended
Factory 17"" and 18"" wheels cannot be reinstalled due to tie rod end interference
Maximum Rear Shock length is 29-3/4"" due to driveshaft to cross member interference. For Fox Adventure series shocks use 984-50-757
