Pro-tek Front Sprocket 520 Pitch Yamaha 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 YFZ450 12T, 13T, 14T, 15T or 16T Pro-tek front sprockets are also completely CNC machined to exact tolerances from 4140 nickel-chromoly steel resulting in a quality product. None of the Pro-tek front sprockets are gear hobbed, but are lightened with drilled holes to save on rotating mass. Every lb of rotating mass equates to a 4 lb weight reduction. The sprockets are then case hardened to Rc 58-60 and finished with a zinc plating for added durability and protection from corrosion. Made in the USA, normally retail for $29.95. This is for a 520 Pitch front sprocket 12, 13, 14, 15 or 16 tooth. Front Sprocket 520 Pitch 12, 13, 14, 15 or 16 Tooth Yamaha Off Road '04-'13 YFZ450 '07-'08 YFZ450SE Please keep in mind this is a 520 Pitch 12, 13, 14, 15 or 16 tooth front sprocket and some of the applications are stocked with either 530, 525 or 520 pitch. Please check the chart below for accurate fitment with stock applications and conversions for your bike. Thank You! NOTE: Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying. If you live in the continental United States these fees/customs charges are not applied only for Worldwide shipping. Track Page Views With Auctiva's FREE Counter