JT Sprockets

Online Catalogue

Honda CRF250 R-F,G,H

2015 to 2017

Front Sprocket

Part Number: JTF1323SC

Teeth: 13

Available Sizes: 13, 14

JTF1323SC is a Lightweight Self-Cleaning sprocket

Rear Sprocket

Part Number: JTR210

Teeth: 49

Available Sizes: 38, 39, 40, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 55

Aluminium Rear Sprocket

Part Number: JTA210

Teeth: 49

Available Sizes: 40, 42, 43, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 54

Drive Chain

Pitch: 520

Length: 116

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
554.233.93