Online Catalogue

Triumph 1200 Bonneville Speedmaster

Front Sprocket

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF1186RB

Teeth: 17

Available Sizes: 16, 17

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR2014

Teeth: 37

Available Sizes: 37, 39, 42, 44, 46, 47, 50

Drive Chain

Pitch: 525

Length: 108

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

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)