Description:

Replaces OEM Part: Yamaha 14B-25447-20-00. Compatible with: Yamaha 2009-2014 YZF-R1. Pitch: 530. Teeth: 47; Sprocket Material consists of SAE 1023 structural carbon steel. Hub Inner Diameter 110mm; Mounting Hole (ID) 10.5mm; Distance Between Mounting Holes (ID) 130mm.