AKG Motorsport -BMW Rear Shock Mounts Aluminum, Spherical 12mm – E30, E36, E46, Z3, Z4 gt86 How you determine this is

How you determine this is up to you but if you have any questions we can provide insight

The BR Series offers a minimum 2 inch drop* as well as 30 levels of damping adjustment

UV Protection - UVB 400 hours

BMW F30 (2012-2019) 320

Lancer Evolution IV

AKG Motorsport -BMW Rear Shock Mounts Aluminum, Spherical 12mm – E30, E36, E46, Z3, Z4 gt86 How you determine this isThese BMW E30, E36, E46, Z3, Z4 Aluminum Rear Shock Mounts (12mm) with Spherical Bearings are true, racing rear shock mounts that eliminate the deflection that occurs with the factory shock mounts. The stock rubber upper shock mounts deflect under load negatively affecting the rear shock damping, especially with a modified suspension and increased shock valving. Upgrading your stock rear shock mounts to our BMW E30, E36, E46, Z3, Z4 aluminum rear