JT Sprockets

Online Catalogue

KTM 390 Duke ABS

2013 to 2019

Front Sprocket

Steel Front Sprocket

Part Number: JTF1908

Teeth: 15

Available Sizes: 14, 15

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF1908RB

Teeth: 15

Available Sizes: 15

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR890

Teeth: 45

Available Sizes: 42, 45

Drive Chain

Pitch: 520

Length: 112

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 Sprocket453.00
standard

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)