Yamaha 8DN-17641-01-00 V-Belt SXViper Fits '08-'09 FX Nytro, '06-'09 Apex/LTX, '06-'07 Attak, '06-'07 Nytro/ER, '05-'07 RS Vector Mountain, '06-'07 RS Vector Mountain SE, '06-'09 VK Professional, '05-'09 RS Vector/ER, '05-'07 RS Vector Mountain, '05-'07 RS Rage