Rear JT Rear Sprocket 49/530 Pitch :530 Teeth :49 JTR502.49 For Kawasaki ZZR 1100 1990-2001. Looking to boost your Kawasaki ZZR 1100's performance?. A Motorcycle Rear Sprocket is the key! Efficiency: A well-maintained sprocket can improve your Kawasaki ZZR 1100's fuel efficiency, giving you more miles per gallon.