Yamaha R1 Spares - Sprockets
Sprockets for Yamaha R1
Front & Rear sprockets are Japanese high quality C45 steel manufactured by JT Sprockets
JT sprockets are made using only the best available materials. Aviation-grade 7075-T6 aluminium alloy for lightweight competition sprockets, SCM420 chromoly steel alloy for front sprockets, and we are the only sprocket manufacturer using the ultra-durable high carbon C49 steel for rear sprockets.
- JT Sprockets, UK