The Kawasaki Ninja ZX-6R Is The Most Affordable 600cc Sports Bike You Can Buy In 2025 Contrary to international markets, the 600cc class is still somewhat ripe in the US. Suzuki offers the GSX ...

Read more: 14 Of The Best Harley-Davidson Motorcycles Ever Made Kawasaki's Ninja ZX-6R has been a fixture in the 600cc supersport class ever since its debut in 1995, when it made a huge splash by ...