I just purchased a staggered set of Michelin PS4S in 265 40 r18 front & 285 40 r18 rears. I am replacing Toyo Proxes T1s and I mainly compared the 555g2 vs the PS4S in my decision. No one has mentioned that, in the case of apples-2-apples comparison, the 555g2 in 285 width is a full 5# heavier...