JT Sprockets

Online Catalogue

Betamotor 50 RR Enduro Racing

2018 to 2020

Front Sprocket

Steel Front Sprocket

Part Number: JTF1120

Teeth: 12

Available Sizes: 10, 11, 12, 13, 14, 15

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR1141

Teeth: 60

Available Sizes: 50, 51, 60

Drive Chain

Pitch: 420

Length: 136

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
12
Rear Sprocket605.00
standard

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)