Question: Max Neukirchner currently competes on a sports bike that has been manufactured since what year?
Sentence (from "BMW R1100S"): Introduced some 25 years after the R90S, the company's first sports bike, the R1100S was the first BMW bike having clip-on handlebars, rearset footrests and a removable cowl to cover the pillion seat.
Relevant evidence: No