You are looking at an APE adjustable cam sprockets. APE adjustable cam sprocket assemblies allow the cam timing to be adjusted on models with factory pressed on sprockets. The CNC machined APE adapters are pressed on the cams in place of the stock sprocket. Then the slotted sprockets can be adjusted. All assemblies include two adapters, adjustable sprockets, and four bolts.The adjustable cam sprockets will fit all the models listed below....

• gsxr1300 hayabusa..............1999-2017

INTERNATIONAL BUYERS:  Please be aware that we DO NOT collect any VAT or customs and import fees that may be imposed by your country.  All Import fees and taxes, if any, are the buyer’s responsibility when the item is imported into your country.   Please check your local VAT, Customs and Import Laws for more information about possible fees and taxes that may be associated with your purchase as we do not have the ability to collect and pay any fees or taxes to foreign governments.

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