A slipper clutch couples engine power to the six-speed transmission for some anti-backtorque protection with a tough, chain-type final drive. The YZF-R1's top speed is around 186 MPH.

The Yamaha R1 is one of the most popular and best-performing 1,000cc sport bikes on the market today. Over the years, it has taken sport bikes to a new level with its speed, handling, and ...