for 2valve boxer models with 5-speed gearbox after 4/1982 production
This gear set for the RS sports gearbox is the high end solution for all two valve boxers produced after 4/1982. Originated from the race track, it consists of ( 18:32 ) / second ( 23:27 ) / third gear ( 29:27 ). Fourth and fifth gear remain unchanged. We have a longer 5th gear optionally available
The optimal narrow gear changing steps guarantee - particularly together with Power- or Big Bore-Kit - full power and riding pleasure at its best. High quality bushing materials and a special hardening procedure ensures long life.
These parts are made in Germany by Siebenrock and they are of the highest quality.
Please note : Installation of this article requires skilled personnel, possibly Special tools, liquid nitrogen, heat and considerable knowledge. The dimensions of our parts correspond to the last level of production by BMW. Please check the dimensions and compare each part when installing.