Subaru Various 07 - On FLCA + BJ Kit (80 duro/ShA) Control Arm Lower Assembly Kit - TRC1058 The SuperPro front lower control arm assembly kit TRC1058 is a standard replacement upgrade, supplied fully assembled with uprated ball joint and SuperPro bushings for improved alignment and handling. Features and Benefits Easy repair solution and direct replacement upgrade for longevity, durability, and performance. Enhances vehicle alignment and handling to maintain confident road manners. Supplied as a complete, pre-assembled kit with special uprated ball joint and proprietary SuperPro bushings (includes Ball Joint; SKU: TRC1058). High-strength arm construction helps eliminate undesirable arm movement and preserves better steering geometry. Optimized without unwanted NVH; SuperPro bushing technology delivers material memory and abrasion resistance that outperform rubber. Designed, tested and engineered in Australia. SuperPro Tip: Replace both arms at the same time to maintain correct geometry and operation.