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Discussion Starter · #1 ·
415 Drive chain Kits: This is for the Yamaha YZF R-3 this kit will reduce the rotating mass of your drive assembly by over 2.5 lbs.The rear sprocket is made from the highest grade aluminum aerospace quality 7075-T651 (13.2 oz.), the DID415ERZ chain has a tensile strength of 4,540 (1lb.15.7oz) and the counter shaft sprocket (5.1oz). This kit is Standard with a 18 tooth front sprocket and a 55 tooth rear
sprocket. (Finial Drive Ratio 3.056) Stock(OEM Finial Drive 3.071 )

Purchased from Spears Racing !! Brand new unopened , Decided not to install... my loss your Gain ... Make an offer


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