BMW 188LW Spline Type E70 X5 Ring & Pinion 3.91 - DiffLab

BMW 188LW Spline Type E70 X5 Ring & Pinion 3.91

Diff Lab

  • $1,299

** These are available again and due early Feb 2021.

Crown and Pinion to suit late model X-series including E70 X5 which use either the US made Dana style gears or the German made spline input gears with the 50mm nut. Many late model BMWs use this type of gear set and these can be used to repair most other 188 spline-input style differentials.


Diff Lab can rebuild your diff for you. We offer reasonable return postage rates via Couriers Please. Contact us for a fast quote.

Diff Lab is one of the only workshops in Australia that builds late model BMW differentials, and has the special tools and shims available for these.

These 3.91 gears are to suit:

  • E70 X5 4.8i
  • E83 X3 2.5i
  • F20 / F21 / F21 LCI 125i
  • F22 / F23 228i
  • F30 328i
  • F32 / F33 428i
  • F34 GT 328i
  • F36 430i
Many other late model BMWs use these as well, including many F-series.

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