need help about lift kits

[6.0stroker]

I have a 2005 f250 fx4 sc 6.0, any ways I wanna put 315/70/17 kelly safai tsrs on and I want a little lift nothin to big or to small I wanna know if I shouod get the 3" or 4.5" lift from rough country and these lifts are complete kits so I'm deff gonna go with rough country jw wat you guys think would be better

 

[6.0stroker]

Any body know any thing about lifts

 

[CoastalF350]

Get a four inch with 35s. If not going air ride, bds is the one of the best

 

[StrokenHard]

ive had 315/75/16's before on my truck with stock rims and a 2" front shackles with no rub, my lower valiance is already trimmed cause i used to have 9" sitting on 40's