JT Sprockets

Online Catalogue

Kawasaki KD80 N1-N3

1988 to 1990

Front Sprocket

Steel Front Sprocket

Part Number: JTF249

Teeth: 15

Available Sizes: 13, 14, 15, 16

Rear Sprocket

Part Number: TBA

Teeth: 34

Available Sizes:

Drive Chain

Pitch: 420

Length: 102

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

TeethFront Sprocket
13141516
Rear Sprocket342.62
+15.4%
2.43
+7.1%
2.27
standard
2.12
-6.2%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)