JT Sprockets

Online Catalogue

Ducati 620 Monster Dark

2003

Front Sprocket

Part Number: JTF736

Teeth: 15

Available Sizes: 13, 14, 15, 16

Rear Sprocket

Part Number: JTR735

Teeth: 46

Available Sizes: 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 48

Aluminium Rear Sprocket

Part Number: JTA735

Teeth: 46 Check Availability

Available Sizes: 37, 38, 39, 40, 41, 43

Drive Chain

Pitch: 520

Length: 106

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

Full Gear Ratio Chart (pdf)

Teeth13141516
362.772.572.402.25
372.852.642.472.31
382.922.712.532.38
393.002.792.602.44
403.082.862.672.50
413.152.932.732.56
423.233.002.802.62
433.313.072.872.69
443.383.142.932.75
453.463.213.002.81
463.543.293.072.88
483.693.433.203.00