2020-2026 GM HD 4WD Upper Control Arm Box Kit (BDS121304) boost-leak-detector Track Bars include Dual Stage

Track Bars include Dual Stage Bushing System and JM12T Rod End to minimize deflection while maximizing responsiveness

front strut spacers

Alignment cam & plate

Compressed Length : 13

000 lb Max Towing Capacity & 2

2020-2026 GM HD 4WD Upper Control Arm Box Kit (BDS121304) boost-leak-detector Track Bars include Dual StageTubular upper control arm box kit for 2020 2026 4WD Chevy Silverado and GMC Sierra 2500HD 3500HD, gas or diesel. The high strength steel arms and indexed ball joint cup recover wheel travel on leveled and lifted trucks. Durometer specific rubber bushings and premium ball joints keep things smooth and quiet while outlasting uniball and poly designs. Compatible with BDS 5. 5" lifts and most other lift and leveling kits. Features High strength 1. 5 inch