Yamaha YZF-R1 (2004–2006)
Sprockets & Gearing
The Yamaha YZF-R1 (2004–2006) runs a 17T front sprocket and a 45T rear sprocket.
Sprockets & Gearing
Front sprocket (OEM)17T
Rear sprocket (OEM)45T
Chain size50VA8 (DAIDO)
FAQ
What is the stock front sprocket size on the Yamaha YZF-R1 (2004–2006)?
17T (OEM).
What is the stock rear sprocket size?
45T (OEM).