the little bracket attaches to the two tank bolts. the neck nut needs to come off. then the unit goes on top. there is two Allen screws holding the unit to the lower mount take apart, put mount down on upper, put neck nut back on TO torque. put gpr on mount, two screws, good to go.
I ride on 2 to 3. mostly it stays on #3
i think this will help. its pretty easy to do. YOU CAN DO IT!!!!