Quote:
Originally Posted by vinegar
I’ll be the following this thread too...
But from a few reviews I read, the AT4 is simply a 2” kit on the normal Sierra, likely done through cranking the keys.
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Saw an article that said 2" lift blocks in the front 4 in rear
This got me curious as to what exactly GMC had used in their “2-inch suspension lift,” so I crawled underneath to find out. In addition to new Rancho shocks, it has upgraded front half shafts and jounce bumpers, but the lift actually originates from 2-inch spacer blocks.
https://expeditionportal.com/the-gmc...n-road-review/