Billet Yamaha YZ85 swingarm extensions to convert your small wheel swingarm to a big wheel swingarm and also covert to the normal chain adjuster block.
Standard is for the standard +1 inch super mini conversion.
+.5 inch is for adding an additional .5 inch to the standard extension length for those who want an even longer swingarm.
We offer the service of converting the swingarm for you. We do require a core for this service.
