lift the rear wheel off the ground and support the bike so it doesn't fall over.
remove the saddlebags.
remove left side muffler.
remove the rear axle nut.
while supporting the rear wheel, pull the rear axle out, lift the rear brake caliper off the disc, slide the wheel forward, slip the belt off the rear pulley and lower the wheel. note the location of axle spacers so you can put them back in the proper place.
install in reverse order, making necessary belt tension adjustments.
coat axle with anti sieze before inserting in wheel.