JT. Steel Standard 1550 - 428 Gearbox output pinionRef : JTC00312A / 1077276001

JT SPROCKETS JTF1550.14 is a front sprocket made of steel designed for riders who demand durability and consistency from their transmission. With its 14 teeth and a chain pitch of 428, this standard 1550 sprocket offers a clear gear ratio for precise throttle response and controlled wear over the miles.

• Material: Steel (high-strength SMC420 alloy)
• Number of teeth: 14
• Chain pitch: 428
• Machining: CNC for optimal finish and fit
• Version: Standard (type 1550)

Designed to easily replace the original sprocket or to adjust the gearing according to your style (acceleration, pickup, or urban comfort), this JT sprocket focuses on machining precision and material quality to limit chain and sprocket wear. Its careful design ensures reliable installation and uniform chain/sprocket contact, regardless of your terrain: urban, motocross, or roadster.

Examples of models frequently associated: YAMAHA XSR 125 (2024), BETA RR 125 2T (2024), and RIEJU MARATHON 125 SM PRO (2020). Please check compatibility with your motorcycle's model and year before installation.