JT Sprockets

Online Catalogue

Honda XL125 K2,K3,SZ,SB,SC,SD — Australia

1977 to 1983

Front Sprocket

Steel Front Sprocket

Part Number: JTF259

Teeth: 15

Available Sizes: 12, 13, 14, 15, 16, 17

12 tooth version is without 34mm PCD bolt hole set

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR269

Teeth: 49

Available Sizes: 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 49, 50, 51, 52, 56

Drive Chain

Pitch: 428

Length: 120

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 Sprocket493.27
standard

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)