The JT Sprockets crown reference JTR245/2.43 is designed for 520 transmissions: a simple and reliable part to replace a worn crown or modify the gearing. Designed for both Cross and Roadster environments, it is aimed at riders who want to maintain a well-held chain and a clean tooth profile for consistent performance.

• Material: steel (carbon C49)
• Number of teeth: 43
• Chain pitch: 520
• Color: black
• Type: standard

This steel crown offers a machined tooth profile suitable for 520 chains and a standard design that facilitates mounting on compatible hubs. Ideal for original replacements or testing a new gearing, it pairs well with JT sprockets and common transmission families.

Common compatibility (examples): YAMAHA WR 250 F (CG30) 2014, HONDA VTR 250 (MC33) 2009, YAMAHA WR 450 F (DJ03) 2012. Be sure to check the number of teeth and the pitch of your chain before ordering for a precise fit.