FEATURES Comprehensive kit to remove and install ball joints in the rear wheel carrier, ball joints, and rubber bearings in the longitudinal arms, rear axle differential bearings on the lower axle carrier, and rear differential rubber bearings. Including differential and axle bush tools, this is a comprehensive kit to renew the ball joints and bearings in the rear wheel carrier, longitudinal arms rear axle, etc. An 8.9″ feed rod for actuating the Silent bearing inserts with thread M12 x 0.06″ long, at the end of the spindle with thread M12 x 0.06″ short. Application Removal and installation of ball joints on the rear wheel carrier on 5-Series: E39, E60, E61 and E70(X5). 8-Series: E31. Removal and installation of ball joints and rubber bearings on the longitudinal arms on 3-Series:E36, E46, and E83 Removal and installation of rear axle differential rubber bearings on lower axle carrier on 3-Series: E36, E46, and E83, 8-Series: E31, Z4: E85, and E86. Removal and installation of rear axle differential rubber bearings on 1-Series: E81 and E87, 3-Series: E36, E46, E83, E90, E91, E92 and E93, 5-Series: E60 and E61, 6-Series: E63 and E64, 7-Series: E38, E65, E66 and E67, 8-Series: E31Z4: E85 and E86. EASY FOR STORAGE Comes with a premium well-organized box for easy storage and transport All thread repair tools are stored safely and orderly in a beautifully packaged box that can withstand high-strength extrusion without deformation and protect the product from damage.