Rear Shock Mounts - E30, E36, E46, Z3, Z4 Add Reinforcements?:Yes (+$10) It will fit both automatic

It will fit both automatic and manual trans mounts

- Differential bushings with bolts

To further ensure the strength of these mounts we form the threads with a forming tap which creates denser and stronger threads in the billet aluminum ends pieces

and drastically extend the life of the OEM mount

The two bolts are independent but linked together inside the mount to prevent them from pulling apart under extreme force

Rear Shock Mounts - E30, E36, E46, Z3, Z4 Add Reinforcements?:Yes (+$10) It will fit both automaticRevshift rear shock mounts are CNC machined from 6061 billet aluminum. They are fitted with our highest quality 80A street hardness polyurethane bushings and chromoly steel inserts. The class 10. 9 hardware is zinc plated for corrosion resistance. These shock mounts are complete replacement parts that do not require you to reuse any oem washers or hardware. Add on our shock mount reinforcement plates to keep your shock tower strong at half the normal