https://www.electriccyclery.com/shop/electric-bikes-parts/yamaha_electric_bike_parts/yamaha-ebike-motor/yamaha-lock-ring/
Yamaha Lock Ring for CrossCore RC, Wabash RT - Electric Cyclery
Mar 31, 2025 - The Yamaha ebike lockring for Yamaha electric mountain bikes. Used as a replacement part for Yamaha CrossCore RC and Wabash RT.
lock ringcrosscore rcwabash rtyamahaelectric