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2008-2013 BMW E9X M3 MonoBall Bushing Upgrade Kit


This is a Monoball joint kit to replace the squishy soft factor front lower thrust arm bushing with a precise joint. The kit uses Lemforder OEM joint, 6061 CNC machine adapter bushing & includes required hardware for proper installation.

Out of stock



Tired of inner tire wear & lack of drive ability? I know we are & this kit is designed for those of us who want longer lasting parts, better braking performance, stronger steering response & overall more planted feeling to the road. 


Kit Includes: 

  • Lemforder Monoball Joints 
  • CNC machined 6061 bushing housings 
  • Hardware 

Fits OEM control arms part # 31 10 2 283 575 & 31 10 2 283 576

This Monoball Kit fits the E9x M3 OEM & TRW replacement arms.
External snap ring with is 31.5mm between the snap rings.
Overall width with joint end adapters is 76mm.
Housing Bore of 70.00mm ” has a 0.05mm press fit in our parts OD 70.05mm.

We offer shipping to Hawaii, Alaska & International destination upon request for additional cost all import duties & taxes are the responsibility of the purchaser.


*The kit requires a press fit into the thrust arm & is reusable if your thrust arm ball joint fails*


Vehicle Fitment:

  • 2008 – 2013 BMW M3 Base 4.0L V8
  • 2011 BMW 1 Series M