HARDRACE BMW E36/E46/Z3/Z4 Rear Knuckle Bushing (Hardened Rubber) - 7261 RS6 - C8 (2020+)(S) The AST Lowering Springs are

The AST Lowering Springs are engineered specifically for BMW 5 Series models 524TD

and maintaining smooth performance across the rev range

High-Quality Plastic | Tested for High Speeds and Weather Conditions

performance upgrade over the OEM part for the BMW 1 Series (F20)

HARDRACE BMW E36/E46/Z3/Z4 Rear Knuckle Bushing (Hardened Rubber) - 7261 RS6 - C8 (2020+)(S) The AST Lowering Springs areThe HARDRACE Rear Knuckle Bushing (Hardened Rubber) (part no. 7261) is a direct fit, performance upgrade over the OEM part for the BMW 3 Series (E36), BMW 3 Series (E46) and BMW Z4 (E85 E86). Precision engineered to tighten suspension geometry, sharpen steering response and improve durability under hard road and track use. Key Features Hardened rubber compound increases stiffness and reduces compliance versus OEM Direct fit replacement for the OEM