Outer Limits 4x4 Board

i got my self a set of 04 ifs rear springs to put in my lux along with 250 eye 2 eye shackles . went to put them in on the weekend but the pin in the leaf sits back about 100mm behind the diff . can i roll the diff back to met up with the eye or do i have 2 do a differnent mod . i had 2inch springs in b4 will the shackles make that up or should i put 1inch blocks 2 thanx guys

Just put IFS rears in mine and had to roll the diff back into the locating pin about 1" and a bit ,wasn`t 100mm and you should get at least 1-2"`s of lift depends how you set your leaf pack