"ReadyLift upper control arms are laser cut and CNC bent .125 4130 chromoly plate steel. These control arms are incredible strong and engineered to be used on trucks with 0-8"" of lift. The critical pivot points are maintenance-free and extremely durable for long-lasting use. The 1-ton spring loaded HD series ball joints maintain a factory driving experience and can take a beating. ReadyLift upper control arms are equipped with Terrain Control Technology pivots that are self-lubricating and engineered to last. The bushings include side bitter washers to help maintain its alignment setting. ReadyLift control arms are coated in a rugged Anthracite gray powder coat finish and come with a stainless steel ReadyLift brand arm badge. | ReadyLift Upper Control Arms 44-3035"