< > Share with a friend Drive Systems 525 Chromoly Steel Front Sprocket - Yamaha 21606D Our Price:  $21.95 Add to Cart Front Sprocket Size 1516 Qty : Add Review Ask a Question Drive Systems 525 countershaft sprockets are chromoly steel and case hardened for added strength and durability.  There are no reviews for this product. There are no questions asked for this product. Similar Products *D.I.D. 525 Gold XRing Chain & OEM Steel Sprocket Set - Yamaha YZF-R6V 06-12 $212.95 More Details... Drive Systems 525 Chromoly Steel Front Sprocket - Yamaha $21.95 More Details... Superlite 520 Conversion Black STEEL Rear Sprocket $46.95 More Details... *AFAM Workslite 520 Conversion Sprocket Set w/D.I.D. 520 Gold XRing Chain - Yamaha YZF-R6V 06-12 $227.95 More Details... Ok