AHC troubles after SPC control arm install (3 Viewers)

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Joined
Jun 1, 2025
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Denver Colorado
Hey all,
New here and been showering the forum for what feels like days to figure this out but maybe someone can help.

Recently installed SPC upper control arms on my new to me LX470 with functioning AHC. Before measurements from hub to fender were all around 21” set by PO. I had not messed with anything. Got the SPC arms on and I now have driver front at 22”, passenger front at 21”
Both rears around 21”.

Also getting the VSC off light.

Do I need to potentially adjust the torsion bars now to level the front out? Is that difference normal? Do I need to zero point calibrate? The linkages are seized so further adjustment is futile from that point unless I purchase new ones but if that’s the only solution then so be it. This has already been a few weeks of no vehicle and a few thousand bucks on issues that were unforeseen so really just trying to get back on the road without issues as easily as I can.
 

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