



Manufacturer reference: JTR1317.40
The JT Sprockets 525 steel sprocket is designed for riders looking for a robust and easy-to-install transmission part. Machined from C49 steel, this black 40-tooth sprocket fits 525 pitch chains and allows for modification or restoration of your secondary transmission ratio without compromising mechanical integrity. Its black finish minimizes visible deposits and facilitates regular maintenance.
Ideal for standard replacement or for adjusting the gearing to modify engine behaviour, this sprocket fits many roadsters and sports bikes equipped with 525. Be sure to check compatibility with your sprocket and mounting position before installation. For a clean installation and optimized chain tension, consult a workshop if necessary.
Examples of associated models: HONDA NT 1100 (2025), HONDA CBR 1000 RR-R FIREBLADE (2024) and CBR 1000 RR-R FIREBLADE SP (2023).