The K&N BM-1113 Air Filter fits some BMW R1200GS, BMW R1200GS Adventure, BMW R1200R, BMW R1200RS, BMW R1200RT, BMW R1250GS, and BMW R1250RT models. See vehicle applications link for details. K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent filtration.