Millway Motorsport Differential Bushings for BMW E46 M3 and BMW Z4 M
Upgrade your BMW E46 M3 or Z4 M with Millway Motorsport solid aluminium differential bushings. This essential drivetrain upgrade replaces the soft OEM rubber bushes and solidly mounts the rear differential to the subframe for sharper response, improved traction and maximum durability on fast road and track.
These solid aluminium diff bushes are a direct replacement for the original differential bushings with no additional modifications required. If you are looking for an E46 M3 diff bush upgrade that eliminates differential movement, reduces wheel hop and delivers precise power transfer, this Millway Motorsport kit is the proven solution enthusiasts ask for.
Why choose Millway Motorsport solid differential bushings
- Solid aluminium construction for a rigid rear differential mount and consistent geometry under load
- Improves throttle response, traction and shift feel by removing drivetrain deflection
- Reduces wheel hop and differential lash compared to worn OEM rubber bushes
- Ideal for track day, time attack, drift and high performance road use
- Direct-fit replacement for BMW E46 M3 and BMW Z4 M differential mounts
Fitment
- BMW E46 M3
- BMW Z4 M
What you get
Priced per vehicle set.
Installation
Direct replacement for the OEM differential bushings. No further modifications required. Professional fitting recommended. For expert installation, choose Nforcd in Warwickshire and request a quote at Sales@nforcd.com.
Real-world results
We run these Millway Motorsport solid aluminium diff bushes on our own cars and our customers love the transformation in drivetrain precision and rear-end stability. Expect a more connected feel with the differential solidly mounted to the subframe for confident acceleration and consistent handling.
Good to know
Switching from rubber to solid aluminium differential bushings can increase noise and vibration compared to stock. This is normal for solid mounts and is a worthwhile trade-off for performance-focused BMW E46 M3 and Z4 M builds.
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