Online Catalogue

Yamaha XS400 S J Seca — USA

1982

Front Sprocket

Steel Front Sprocket

Part Number: JTF424

Teeth: 16

Available Sizes: 14, 15, 16, 17

Rear Sprocket

Steel Rear Sprocket

Part Number: JTR1911

Teeth: 37 Check Availability

Available Sizes:

Drive Chain

Pitch: 530

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

Teeth		Front Sprocket
Teeth		16
Rear Sprocket	37	2.31 standard

Lower gear ratios allow for higher top speeds.

Higher gear ratios increase torque for better acceleration.

Full Gear Ratio Chart (pdf)