JT Sprockets

Online Catalogue

Ducati 996 Sport Touring ST4S ABS

2003 to 2005

Front Sprocket

OE Type Rubber Cushioned Front Sprocket

Part Number: JTF740RB

Teeth: 15

Available Sizes: 15

Steel Front Sprocket

Part Number: JTF740

Teeth: 15

Available Sizes: 14, 15, 16

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR745

Teeth: 38

Available Sizes: 37, 38, 39, 42, 43

Drive Chain

Pitch: 525

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
141516
Rear Sprocket382.71
+7.1%
2.53
standard
2.38
-6.2%

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)