SUNSTAR 3B613 Front Countershaft Sprocket, 13-Tooth, 520 Chain

The SUNSTAR 3B613 Front Countershaft Sprocket is designed for specified Yamaha YFZ450R and YFZ450X SE applications. This 13-tooth sprocket is intended for use with a 520 chain, providing a direct replacement option for compatible ATV drivetrain service.

Fitment includes the 2011 Yamaha YFZ450X SE; 2009–2013 Yamaha YFZ450R; and 2009–2012 Yamaha YFZ450R SE. Verify the model year and application before ordering to ensure compatibility.

Built for straightforward installation as a front countershaft sprocket, the SUNSTAR 3B613 offers a vehicle-specific drivetrain component for maintenance or replacement needs.

Features:

• Brand: SUNSTAR
• Part Number: 3B613
• Sprocket Position: Front countershaft
• Tooth Count: 13 teeth
• Chain Size: 520
• Fitment: 2011 Yamaha YFZ450X SE
• Fitment: 2009–2013 Yamaha YFZ450R
• Fitment: 2009–2012 Yamaha YFZ450R SE

Fitment:
2009 Yamaha YFZ450
2009 Yamaha YFZ450R
2009 Yamaha YFZ450R SE
2010 Yamaha YFZ450R
2010 Yamaha YFZ450R SE
2010 Yamaha YFZ450X
2010 Yamaha YFZ450X Bill Ballance
2011 Yamaha YFZ450R
2011 Yamaha YFZ450R SE
2011 Yamaha YFZ450X
2011 Yamaha YFZ450X SE
2012 Yamaha YFZ450
2012 Yamaha YFZ450R
2012 Yamaha YFZ450R SE
2013 Yamaha YFZ450R
2013 Yamaha YFZ450R SE