BMW S 1000 RR

The factory race bike used in the Superbike World Championship differs in a number of ways from the production bike. Its engine has a higher compression ratio of 14.01 compared with 13.01, and it delivers over 200 hp (150 kW) at 14,000 rpm, compared with 193 hp (144 kW) at 13,000 rpm. The race bike has a 44 mm hlins forks, compared with a 46 mm ZF Sachs forks. Until 2012 it had a 16.5 inch front wheel and a 16 inch rear wheel instead of a 17 inch (for 2013 world superbike season, 17 inch rims became mandatory) and an MRA Racing Double Bubble Windshield. Most significantly, it has a wet weight of 162 kg (357 lb)[citation needed] compared with 207.7 kg (458 lb) for the production model.