GMC Sierra 3500 Control Arm Kit - Cognito SM Series UCA Builders Kit (2020-2024). A raw, unassembled upper control arm package for builders who want to apply custom powder coat and assemble without risking damage to bushings or ball joints.

Designed as a stock replacement or for leveled and lifted setups, this kit corrects ball joint angle and increases allowable droop travel to help preserve ride quality and component life. The SM Series uses a press-in, maintenance-free ball joint with durable pivot bushings, and adds caster to improve tracking. Made in the USA with an efficient DIY install.

Features

• Raw, unassembled arms for custom powder coat
• Corrected ball joint angle for leveled/lifted
• Improved droop travel for proper function
• Added caster
• Maintenance-free ball joint and pivot bushings
• Approx. 1.5-hour DIY install; 2020-2024 Sierra 3500 HD, 2WD/4WD

Questions or need fitment guidance? Call us at 512-982-9393 (TX) or 562-981-6800 (CA). We offer installation and customization at our Austin, Texas and Los Angeles, California area locations. Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov