SuperPro Complete Control Arm Kit — TRC488 Upgrade your 4WD with the SuperPro Complete Control Arm Kit, SKU TRC488. A robust replacement-and-repair solution engineered to perform in tough conditions. Features and Benefits TRC488 — Replacement and repair upgrade for worn ball joints and bushes Two complete arm assemblies All SuperPro bushings pre-installed Up-rated ball joints Enhances your 4WD's handling and performance Designed to solve alignment issues when you lift your 4WD Built to last longer in harsher conditions and perform better in tough situations High quality, form factor welding and assembly High grade steel, for increased strength Approved Nationally - VSB 14 Compliant (ADR compliant)