My Rears were replaced before the fronts on my MB. I think they were Ridex with Bendix General CT pads. It was pretty cheap something like $230. $75ea rotor, and $80 for the pads.
Moving on to the front rotors I think they were a similar cost again, Protex Rotors with Bendix pads.
The biggest mistake I made was not buying rotors that were painted or coated to resist rust on the nonfriction areas.
there are other options:
Brakes Direct