Vortex Steel Rear Sprocket - 520 - 49-Tooth - for Yamaha 641AS-49

Vortex Racing 452AS-41 VTX Steel Front and Rear Sprockets

Vortex Steel Rear Sprocket 49T Black #641AS-49 Yamaha YZF-600R/FZ6R 1210-1121

Vortex Racing 3291-16 VTX Steel Front and Rear Sprockets

Vortex Racing 3521-17 VTX Steel Front and Rear Sprockets

Carbon Steel 520 49T Drive Sprocket - Black Vortex 641AS-49

Vortex Racing 3481-18 VTX Steel Front and Rear Sprockets