BDS Suspension adds to its lineup of heavy duty upper control arms (UCA) with new kits available for the 2014-2018 Chevy/GMC 1500 model trucks equipped with stamped steel and aluminum control arms. These UCAs are designed for improved strength, great looks, and increased suspension travel out of your stock, leveled or lifted GM 1500 vehicle. These UCAs join the existing #121151 arms for 2007-2016 GM1500 applications with cast steel to offer full coverage for all 2014-2018 GM1500 models regardless of factory configuration.