JT steel rear sprocket JTR1421.40, 40 teeth, 530 pitch

JT steel rear sprocket JTR1421.40, 40 teeth, 530 pitch

JT rear sprocket. The vehicle compatibility list below has been taken from the official JT Sprockets Application Guide 2024.

Technical data

• JT part number / fitment: JTR1421
• Installation position: Rear
• Chain pitch: 530
• Teeth selectable in shop: 40

Compatible with – official JT vehicle list

Important note on tooth selection: The JT fitment number describes the compatible mount. The Application Guide also specifies the number of teeth with which each vehicle is listed. Choosing a different number of teeth from the same fitment family will change the gear ratio and may differ from the stock gearing.

40 teeth according to JT Application Guide

• Bombardier DS650 (650 cc) – Year 04-05 – Chain 530
• Bombardier DS650 Baja (650 cc) – Year 04 – Chain 530
• Bombardier DS650 DS (650 cc) – Year 04 – Chain 530
• Bombardier DS650 X (650 cc) – Year 04-07 – Chain 530

Installation and gearing note

• Verify the model, year, chain pitch, and desired number of teeth before ordering.
• A different number of teeth changes the gear ratio and may require a different chain length or an adjustment of the chain tension.
• Carry out installation and tightening torques according to the vehicle manufacturer's specifications.