For BMW R80 G/S and ST, may fit others with a thread in breather with 18mmx1.5 threads. This kit relocates the breather inlet to the final drive to keep water from entering FD and ruining bearings and gears. It is a known issue with G/S riders that the breather can in certain conditions allow water contamination of final drive. Full discussion can be found here. One time run of 10 only 0 left. Payment via PAYPAL (must pay as a GIFT, this is to avoid PP fees), to RSH17@msn.com, please email 1st to confirm stock, $42.00 which includes shipping to USA only. Kit includes adapter, banjo fitting,banjo bolt, three compression washers, 3 zip ties and 42" of black nylon hose. Pictures show suggested routing.