GSXRDAVE21

So i did a 2in spindle and a flipkit on the rear for 4in drop now i feel vibrations @ 65mph talked to belltech tech support and they say their kit does not need rear shims and the pinion angle should be right what do you guys think 2012 chevy cc 4x4 one piece drive shaft. thanks

Area47

check the pinion angle at the trans and diff

GSXRDAVE21

what should the angles be at?

LS1TRUCKGUY

iTrader: (7)

Somewhere in the neighborhood of-2 degrees on the rear end should get you close...

LS1TRUCKGUY

iTrader: (7)

I helped a buddy instsll a beltech 2/4 drop and his needed 4 degree shims