JT Sprockets

Online Catalogue

Yamaha XS250 Alloy Wheel

1979 to 1980

Front Sprocket

Steel Front Sprocket

Part Number: JTF424

Teeth: 15

Available Sizes: 14, 15, 16, 17

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR854

Teeth: 43

Available Sizes: 36, 37, 38, 39, 41, 43

Drive Chain

Pitch: 530

Length: 106

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
15
Rear Sprocket432.87
standard

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)