the reason i ask about offset from stock i dont want to change my wheels if i go to a drop spindle i put disc on this car 3 yrs ago put my wheels .750 out from stock the tires hit my finders sometimes while turning i saw where the kit 5557 cbkd puts them .125 from stock is that right? if so that i s what i need. what do you think. what size rotors is in that kit? would like to go with big rotors have 17 inch wheels