SuperPro Adjustable Upper Control Arms with Polyurethane Bushings – TRC8470 Built for lifted 4WDs, the SuperPro TRC8470 adjustable upper control arms deliver heavy-duty strength, precise alignment correction (+/-1.5° camber/caster), and long-lasting polyurethane durability for harsh off-road use. Features and Benefits TRC8470 adjustable upper control arms for 1–3 inch lifted 4WDs help correct alignment and maximize suspension travel. Heavy-duty, high-articulation adjustable ball joint provides +/-1.5° camber and caster adjustment with surplus articulation to avoid binding. Forged steel housings and steel tubes; robot-welded construction ensures strength, precision, and consistency. 3-stage powder coat for excellent resistance to wear and corrosion. Includes SuperPro polyurethane bushings: superior resilience and durability versus traditional rubber; resistant to abrasion, wear, and chemicals. Enhances 4WD handling and performance; gain extra clearance and articulation. Designed to solve alignment issues when you lift your 4WD. High-quality welding and assembly; high-grade steel for increased strength. Approved nationally – VSB 14 compliant (ADR compliant). Manufactured, tested, and designed in Australia.