The Kawasaki Ninja H2R remains the fastest bike in the world in 2024. With a top speed of 249 mph, its 998cc supercharged engine delivers an incredible 310 horsepower, making it the king of track-only motorcycles. This bike is not street-legal, but its performance and design make it a must-have for adrenaline junkies. If pure, unbridled speed is your priority, the Kawasaki Ninja H2R should be at the top of your wishlist in 2024.