JT Sprockets

Online Catalogue

Honda CRF150 RB-

2025

Front Sprocket

Lightweight Self-Cleaning Front Sprocket

Part Number: JTF1310SC

Teeth: 15

Available Sizes: 14, 15

JTF1310SC is a Lightweight Self-Cleaning sprocket

Steel Front Sprocket

Part Number: JTF1310

Teeth: 15

Available Sizes: 15

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR215

Teeth: 56

Available Sizes: 46, 47, 49, 50, 51, 55, 56

Racelite Aluminium Rear Race Sprocket

Part Number: JTA215BLK

Teeth: 56

Available Sizes: 48, 49, 50, 51, 56

Drive Chain

Pitch: 420

Length: 126

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 Sprocket563.73
standard

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)