JT SPROCKETS JTF1573.13 — 13-tooth steel sprocket with a 520 pitch, designed for standard replacement or to modify the gearing. This 1573 sprocket made of SMC420 steel features CNC machining for precise tooth finishing and a perfect fit on the shaft. Ideal for roadsters and small displacement bikes looking for a reliable and compact transmission part.

• Material: steel (high-strength SMC420 alloy)
• Number of teeth: 13
• Chain pitch: 520
• Type / Version: 1573 - Standard
• Manufacturing: CNC machining for precision and dimensional stability

The tooth profile is optimized to limit premature wear and ensure good chain engagement, while maintaining a design as lightweight as possible to avoid adding weight to the transmission. To be mounted with an appropriate 520 chain and a compatible rear sprocket to achieve correct play and safe transmission.

Examples of compatible motorcycles (non-exhaustive):

• Yamaha XV 125 Virago S (5AJ) — 2000
• Yamaha XV 125 Virago (5AJ) — 1999
• Yamaha XV 125 Virago S (4RF) — 1998