3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion
3.91 BMW Motorsport Final Drive Gear & Pinion

3.91 BMW Motorsport Final Drive Gear & Pinion

Specifications: 

  • Genuine BMW Motorsport product
  • Made for BMW M’s 210mm differential casings.
    • Ideal for E60 M5 SMG3 and E46 M3
  • Shot peened
    • Increases fatigue lifespan of the metal
  • REM finishing
    • Reduces friction, fluid temperatures and noises.
  • Kit include new gear and pinion
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Installation Notes

Professional installation is highly recommended on all final drive and pinion kits.

highly recommended hardware
Chassis specific differential refresh kits.

After upgrading final drive gears and pinions in my M cars, I have compiled the required hardware to refresh your original BMW M-Variable.

The refresh kits are the same no matter which gear ratio you choose, and which transmission you run.

Need help? Been there, done that.