JT Sprockets

Online Catalogue

Honda CRF450 X-5,6,7,8,9,A,B,C,D,E,F

Off Road

2005 to 2015
Front Sprocket
Part No.Teeth
JTF284SC13
Available Sizes
13, 14
JTF284SC is a Lightweight Self-Cleaning sprocket
Rear Sprocket
Part No.Teeth
JTR21051
Available Sizes
38, 39, 40, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53
Aluminium Rear Sprocket
Part No.Teeth
JTA21051
Available Sizes
40, 42, 43, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 54
Chain
PitchLength
520114

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)

Teeth1314
382.922.71
393.002.79
403.082.86
423.233.00
433.313.07
443.383.14
453.463.21
463.543.29
473.623.36
483.693.43
493.773.50
503.853.57
513.923.64
524.003.71
534.083.79
544.153.86