JT Sprockets

Online Catalogue

Triumph 900 Bonneville T100 Black

2017 to 2018

Front Sprocket

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF1185RB

Teeth: 17

Available Sizes: 17

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR2020

Teeth: 41

Available Sizes: 41

Drive Chain

Pitch: 520

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
Rear Sprocket412.41

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)