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Manufacturer Ref: JTR1308.42 — JT SPROCKETS standard steel sprocket 1308 - 520. Designed for replacement or gearing change, this sprocket integrates into the final drive of roadsters and sport bikes equipped with a 520 pitch.
Brand: JT SPROCKETS
Material: Steel (C49 alloy)
Color: Black
Number of teeth: 42
Chain pitch: 520
Type: Standard
The sprocket is a key component of the rear drive: it affects the gearing, chain wear, and engine behavior during acceleration and top speed. This C49 steel version offers a simple and robust solution to replace a worn sprocket or slightly modify the gearing while maintaining a standard 520 configuration.
Common fitment examples: HONDA CBR 600 RR (PC40) 2017, HONDA CBR 600 RR ABS (PC40) 2017, HONDA CBR 1000 RR FIREBLADE SP (SC59) 2016. Before installation, check compatibility with your sprocket and chain pitch to ensure proper alignment and tension.
This product is intended for riders looking for a reliable replacement part, with a discreet style and accessible maintenance. Follow the manufacturer's torque specifications and check chain/sprocket wear after a few hundred kilometers.
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