SUNSTAR 39415 Front Countershaft Sprocket 15T 520

The SUNSTAR 39415 Front Countershaft Sprocket is manufactured from case-hardened chromoly steel for strength and durability. Designed with a 15-tooth configuration and 520 chain size, this front sprocket is listed for select Yamaha motorcycle applications.

A Parkerizing surface treatment helps provide resistance to rust and corrosion, supporting dependable performance in demanding riding conditions. The sprocket fits the 2003–2005 Yamaha YZF-R6, 2006–2009 Yamaha FZS600 FZ6, 2004–2005 Yamaha FZS600 FZ6, and 2006 Yamaha YZF-R6S, according to the supplied fitment information.

Choose the SUNSTAR 39415 for a durable replacement front countershaft sprocket built with case-hardened chromoly steel and a corrosion-resistant surface treatment.

Features:

• 15-tooth front countershaft sprocket with 520 chain size
• Manufactured from case-hardened chromoly steel for strength and durability
• Parkerizing surface treatment helps resist rust and corrosion
• Fits select Yamaha YZF-R6, FZS600 FZ6, and YZF-R6S applications

Fitment:
2003 Yamaha YZF-R6
2004 Yamaha FZS600 FZ6
2004 Yamaha YZF-R6
2005 Yamaha FZS600 FZ6
2005 Yamaha YZF-R6
2006 Yamaha FZS600 FZ6
2006 Yamaha YZF-R6S
2007 Yamaha FZS600 FZ6
2007 Yamaha YZF-R6S
2008 Yamaha FZS600 FZ6
2008 Yamaha YZF-R6S
2009 Yamaha FZS600 FZ6
2009 Yamaha YZF-R6S