TRIUMPH Bonneville All Spares - Sprockets:
This is a 525 conversion so would need 525 chain set
ESJOT sprockets were specially developed for the high OEM requirements and are one of the best sprockets on the market worldwide. A special steel, a high-quality case hardening as well as a precise toothing provide an extraordinarily high strength and durability - optimally suitable for the wear-intensive conditions in all areas.