This is a 1990 BMW K100RS 16 valve w/ the special K1100RS up-grade fairing kit. It is a European model FROM & FOR use in Germany. It was brought to the U.S. from Germany by the original German owner and was sold a few years later to its current owner. This model is the same as the 1992 U.S. model K100RSA of which only 400 units were brought into the United States making those one of the rarest of BMW models in the U.S. This particular 26,000 mile bike is in the shop for a routine major service including cleaning & lubrication of the drive splines, replacement of coolant & fuel hoses, filters, fluids, etc.