The Yamaha R1 is one of the most popular and best-performing ... Kawasaki offers a number of ultra-fast sport bikes in its Ninja lineup. The H2 and the H2R, for example, offer a supercharged ...

The 2025 Yamaha R1's upgrades are still insufficient to outclass this Ninja in power, torque, and pricing. But the R1 is ...

Front Suspension 41 mm inverted fork with compression and rebound damping and spring preload adjustability / 120 mm Telescopic forks, Ø 43 mm Rear Suspension Horizontal Back-link, gas-charged rear ...

So Yamaha planned to balance the primary and secondary sources of the engines so that the crankshaft is inherently balanced- ...