Bilstein B8 TerraSport rear shock for 2018–2020 Subaru Crosstrek is a 46mm monotube absorber engineered as a direct-fit upgrade to improve ground clearance and off-road capability by roughly 1–2" depending on the application. The shock works with factory springs and mounts to enhance durability and ride quality for light off-road use, and has been tested and tuned for the specific vehicle application.
Bilstein 18-20 Subaru Crosstrek B8 TerraSport Rear Shock Absorber - Silver