I change the Heidenaus myself, just try to lay them in the sun for a few hours first to soften the rubber.
I leave the rotors on when I change my tires, just put a towel under it.
Mix a little Dawn dish soap with some water and spray liberally, it will make the job easier, removing and installing.
Pain is Temporary, but Quitting Lasts Forever!
2009 F650GS (Wife's)
1987 Husqvarna WR 430