sl3204me

I am attempting to replace the rear rotor,pads,and parking brake shoes on my 1995 SL 320.I have done disc pad replacements before,but not brake shoes.Any advice on how to do this correctly? I know that I should get new set screws for the rotors and new pad springs also.If any mechanic knows about anything I show look for I would appreciate any advice.I am using Balo rotors and OEM Mercedes pads.Lemfoerder Shoes for the parking brakeshoes with new springs,ect.