JT Sprockets

Online Catalogue

Kawasaki W650 A1,A2,A3,A4 (EJ650)

1999 to 2002

Front Sprocket

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF520RB

Teeth: 15

Available Sizes: 14, 15, 16, 17

Steel Front Sprocket

Part Number: JTF520

Teeth: 15

Available Sizes: 14, 15, 16, 17

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR498

Teeth: 39

Available Sizes: 38, 39, 40, 44, 45, 46

Drive Chain

Pitch: 525

Length: 104

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
14151617
Rear Sprocket392.79
+7.1%
2.60
standard
2.44
-6.2%
2.29
-11.8%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)