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"The power of the engine is transmitted to the rear axle by a racing clutch and a newly developed Porsche six-speed sequential gearbox with mechanical slip differential. The electropneumatic paddle shift system makes gear changes even faster and more efficient."

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  • Porsche six-speed sequential dog-type gearbox
  • Gear ratios:
    - Ring & pinion gear 14/22 i = 1.571
    - Final drive 17/41 i = 2.412
    - 1st gear 13/41 i = 3.154
    - 2nd gear 17/40 i = 2.353
    - 3rd gear 19/36 i = 1.895
    - 4th gear 19/29 i = 1.526
    - 5th gear 24/30 i = 1.250
    - 6th gear 34/35 i = 1.029
  • Internal pressure-oil lubrication with active oil cooling
  • Limited slip differential
  • Triple-disc sintered metal race clutch
  • Pneumatic paddle shift system

Porsche 991 GT3 Cup: Technical Details -- Video Link

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