JT. Steel Standard 1183 - 525 Gearbox output pinionRef : JTC01088A / 1077211001

JT SPROCKETS standard steel sprocket 1183 - 525 (manufacturer part number JTF1183.17): a 17-tooth sprocket designed for replacement or adjustment of gearing on 525 pitch chain transmissions. Made from SMC420 steel and CNC machined, it offers a precisely sized component for driving the engine drum to the rear wheel.

• Material: high-strength SMC420 steel
• Number of teeth: 17
• Chain pitch: 525
• Type: 1183 · Version: standard
• CNC machining for tight tolerances and consistent bearing surface
• Optimized design for a balance between robustness and compactness

This sprocket is aimed at roadster riders looking to replace their original sprocket or slightly modify the gearing to adapt the engine's behavior in the city or on the road. Compatible with 525 transmissions, it installs as a direct replacement on models intended for the 1183 interface.

Examples of compatibility (to be verified according to equipment and year):

• TRIUMPH BONNEVILLE 865 EFI T100 (2015 - 865 cc)
• TRIUMPH THRUXTON 865 EFI (2014 - 865 cc)
• TRIUMPH SPEEDMASTER 865 EFI (2014 - 865 cc)