hello everyone...i have searched and searched and im sure this has been asked a million times. but here is my problem...i bought the prg 3 inch lift and 2 inch blocks in the rear. first, should the spacer and the rear blocks be the same hieght side by side?? im new at this lift thing so sorry for the question. also i put 285/75/16 General Grabber AT2 tires on pro comp wheels and they are eating everything up cant turn at all...i have read about the melt mod but has anyone just cut the bottom of the fender?? also i pulled the front air dam off but the tire still hits up front. any help will be much appriciated. sorry if this is the wrong area for this question just looking for a little help.