Eliminate Deflection and Improve Rear Suspension Precision

Upgrade your BMW’s rear rollover strut with these sealed bearing replacements — engineered to replace the factory rubber mounts that allow unwanted flex and movement under load. This is one of the most effective rear-end improvements you can make to any E82, E9X, F8X or G8X chassis, offering sharper response, consistent alignment, and better traction on-track and during high-performance driving.

The factory setup combines a sealed ball joint on the outer connection with a soft rubber bushing on the inner location. Under cornering forces, that inner rubber mount flexes, altering camber and toe dynamically — not ideal for serious performance driving. Our sealed bearing kit replaces the inner bushing with an OEM-grade sealed ball joint, ensuring full articulation without deflection.

Why Upgrade?

Eliminates unwanted bushing flex for precise suspension geometry
Maintains consistent camber and toe under heavy cornering loads
Improves tyre contact and feedback during aggressive driving
Reduces alignment change and rear instability under power
Ideal for track and tuned street cars using performance suspension setups

Key Features

OEM sealed ball joint with integrated grease and Teflon liner
Full steel housing installs directly into the subframe
Optional offset version available to correct roll centre on lowered cars
Minimal NVH and long service life – perfect for street/track use
Made in Germany bearings, with supporting components made in the USA
Recommended tack weld installation for permanent fitment

Compatibility

BMW 1 Series
E82 / E88 – 128i, 135i, 135is, 1M (2008–2013)

BMW 2 Series
F87 – M2, M2 Competition (2016–2021)
G87 – M2, M2 CS (2023–onwards)

BMW 3 Series
E90 / E92 / E93 – 323i–335is, M3 (2006–2013)
F80 – M3 (2015–2019)
G80 / G81 – M3, M3 Competition, M3 xDrive (2021–onwards)

BMW 4 Series
F82 / F83 – M4, M4 GTS (2015–2021)
G82 / G83 – M4, M4 Competition, M4 CSL, M4 xDrive (2021–onwards)

Ideal For

Track and race applications demanding precise rear-end control
Tuned road cars where OEM bushings are too soft
Cars running coilovers, spherical suspension arms or increased power

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