
JT Sprockets JTR245/3.45 Sprocket — standard steel sprocket 245/3 for 520 chain, designed for replacement or gearing modification on roadsters. Made from steel (C49 carbon alloy) and coated in black, it features standard dimensions for easy installation with a 520 chain.
Ideal for riders looking to adjust gearing or replace a worn sprocket, this part retains the original dimensions for a direct replacement. It is particularly suited for roadster models and any setup that accepts a 45-tooth sprocket in 520. Before installation, check compatibility with your chain kit (sprocket, chain, and tensioner) and adhere to the torque specifications recommended by the manufacturer.
Common application examples: HONDA FMX 650 FUNMOTO (RD12), HONDA FX 650 VIGOR (RD09), and HONDA SLR 650 (RD09). Regular installation and maintenance will ensure reliable operation of your transmission.