Online Catalogue
Kawasaki ZZR250 (EX250)
1990 to 2003
Front Sprocket
Steel Front Sprocket
Part Number: JTF516
Teeth: 14
Available Sizes: 13, 14, 15, 16

OE Type Rubber Cushioned Front Sprocket
Part Number: JTF516RB
Teeth: 14 Check Availability
Available Sizes: 16

Rear Sprocket
Steel Rear Sprocket
Part Number: JTR486
Teeth: 47
Available Sizes: 38, 39, 41, 42, 43, 44, 45, 46, 47

Racelite Aluminium Rear Race Sprocket
Part Number: JTA486BLK
Teeth: 47
Available Sizes: 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52

Please note that the chain shown in this listing is for size reference only. For the correct chain type and grade, please refer to the vehicle's manufacturer manual.
Gear Ratio Chart
Teeth | Front Sprocket |
14 | 16 |
Rear Sprocket | 47 | 3.36 standard | 2.94 -12.5% |
Lower gear ratios allow for higher top speeds.
Higher gear ratios increase torque for better acceleration.
Full Gear Ratio Chart (pdf)