



JTF1581.16 - JT SPROCKETS Standard Steel Sprocket 1581 - 520
Replace or adjust the gearing of your transmission with this JT SPROCKETS sprocket. Designed for chains with a pitch of 520, it features 16 teeth and follows the type 1581 in standard version. Machined with CNC technology from high-strength steel (SMC420), it is aimed at riders looking for a precise replacement and a part that meets manufacturer specifications.
CNC machining ensures precise geometry for a snug fit on the output shaft. This sprocket is a suitable option for roadsters and sport bikes that use the 520 pitch and the 1581 format: among common applications are certain YAMAHA YZF‑R6 (RJ27, RJ15) and the FZ6 600 S2 N ABS (RJ14). Perfect for restoring the transmission or changing the gearing to adjust engine behavior and torque range.