I have a full set of police steel rims with 245/60/15 with a 4"-4 1/4"backspace,, 7 1/4 rearend. Have 5/8" inch clearance on springs,, front right rubs on my fender skirt when I turn left.. I'm going to the 14" ralley wheels and selling my police wheels. New Mastercraft tires on police wheels.