The Bilstein B6 Performance strut assembly for BMW Z4 (2019–2021) front right is a twin-tube replacement engineered to work with the stock spring. Tuned damping and gas-pressure technology provide better grip and lane stability while keeping ride comfort acceptable for daily use. Each unit is tested to OE-level quality, giving a reliable direct-fit upgrade for sharper, more controlled handling.
Bilstein 19-21 BMW Z4 B6 Performance Suspension Strut Assembly - Front Right