E46 (M3), Z4 (M) Diff Bushings - Poly BMW Z4 Z4 rear trailing arm bushing

Z4 rear trailing arm bushing limiters are perfect for those with street cars

Z3 front control arm bushings are for you

Z4 Rear Shock Mount Reinforcement Plates support the rear shock tower to help prevent the common occurrence of tearing and/or cracking of the tower

Replaces BMW part numbers(s): 22116851263

So we designed the original two-piece encapsulating Z3 subframe bushings

E46 (M3), Z4 (M) Diff Bushings - Poly BMW Z4 Z4 rear trailing arm bushingReplacing your old, worn out diff bushings with our poly BMW E46 M3, Z4M diff bushings will substantially reduce differential movement (deflection) for noticeably improved performance and power transfer to the wheels. Depending on which hardness option you choose, you can achieve anything from a track or drift capable street build to the performance of a purpose built race car. The ability of your E46 M3, Z4M to transmit power to the wheels is