JT. Steel Standard 394 - 520 Gearbox output pinionRef : JTC00369A / 1077364006

JT SPROCKETS Standard Steel Sprocket 394 - 520 (Manufacturer Part No: JTF394.17)

Designed for the transmission of trails, motocross, and quads, this JT Sprockets steel sprocket is intended for riders looking for a reliable replacement part or a change in gearing. With its 17 teeth and a chain pitch of 520, it fits demanding drivetrains while remaining easy to install.

• Material: steel (robust construction suitable for transmission stresses)
• Teeth: 17 teeth — direct influence on gearing and engine behavior
• Chain Pitch: 520, standard on many motorcycles, quads, and motocross bikes
• Type: 394 (sprocket profile suitable for corresponding housings)
• Manufacturing: CNC machining for precise tooth geometry and consistent finish
• Version: standard, lightweight design optimized for a reliability/weight compromise

Compatible with various models (e.g., HM CRM 125 Dérappage 2T 2015, Aprilia RX 125 2012, Can-Am DS 450 X 2009), this sprocket easily integrates into a 520 chain kit. Ideal for adjusting torque response or replacing a worn sprocket, it meets JT Sprockets standards for on-road and off-road use.