We offer various ring and pinion sets for Porsche gearboxes. The most wanted set is the 8:35 for the 915 gearbox. This set is of excellent Quality and race proven. It can be used with mechanical speedo drive and also in an electronic speedo gearbox.

Parts are lapped into sets as part of their production then tested for running quietness. The finished product is top quality (premium material and machines used during production).

All of the marks are etched onto the sets as well as any deviation numbers.

Other ratios 915 ring pinion:

7:31

8:31

10:31

Ring and pinion sets 901/914:

7:31

9:31