The engineers at Rancho have designed a new 3-in Suspension System** for the 2019-2022 Silverado/Sierra 1500 that offers a straightforward installation and an aggressive look. It features a set of high-quality, tubular Performance Upper Control Arms to deliver the performance and durability you are looking for. Rancho Control Arms are engineered to maintain the ball joint in its normal operating range, providing additional caster to aid in alignment compared to factory control arms on lifted applications. Each Rancho arm features a pre-installed, replaceable ball joint and OE style rubber bushings for smooth whisper quiet operation.