Retaining Upper Gear Tool 
Perform un-securing QRS shaft on PTO side.
Remove chaincase cover porthole.
Remove top gear bolt.
May have to remove or move muffler.
Screw in Retaining Upper Gear Tool into QRS countershaft.
Drive out QRS countershaft by tapping on end of Retaining Upper Gear Tool.
Unscrew countershaft from Upper Gear Tool
Do not remove Retaining Upper Gear Tool

10% off with the purchase of a clutch kit
When adding to a clutch kit, I will correct the shipping price in the background, after the sale.