3.45 Final Drive Differential Upgrade Kit
(M3 V8 DCT)

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Increase torque to the wheels by +/- 9%.

The increased teeth count has a direct impact on torque multiplication.

Complete kit.

The highest quality components are used.

Adjustment shims are included.

Required for gear adjustments, the kit includes 10 shims from 1 to 2mm.

New hardware is included.

Specifically selected for the BMW's 3.45 gears.
Get your kit.
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)
3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)

3.45 Final Drive Differential Upgrade Kit (M3 V8 DCT)

Specifications: 

  • Sport upgrade ideal for street driven E9x M3 DCT: 
    • Increase torque to the wheels by +/- 9%
    • No tuning required to retain DCT downshift program. 
    • Top gear RPM at 70 mph: 3,100 RPM (+300 RPM over original)
    • Top speed in 7th gear: 191 mph / 307 kph (-18mph / 29 kph less than original based on 8,400 rev limit)
  • Complete kit includes
    • Genuine BMW 210mm 3.45 M12 gear and pinion.
      • Used, good condition. 
      • M12 ARP bolts and sleeve kit. 
    • Genuine BMW seals, gaskets and o-rings. 
    • Genuine BMW crush sleeve and washer. 
    • OEM quality tapered roller and ball bearings. 
    • Shims kit (0.1mm increments from 1 to 2mm)
  • Note: not all products in the kit are pictured.
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Shipping calculated at checkout.

Installation Notes

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

COMPLETE KIT
Chassis and gear 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 LSD and upgrade its final drive.

This kit is specifically for the M3 V8 DCT transmission and rear differential casing pairing.

Need help? Been there, done that.

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