Together For The First Time, Now What?
Today, I finally mated the 2012 AF 1150 with our new 2015 GMC Denali 3500 DRW D/W and took them both on the road for a 45 minute ride. I had already installed the TorkLift StableLoads and really felt...
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Late to the party but I'd look to see if your overload springs are engaged. If they aren't, I wouldn't worry at all about sag and just address the bump stop extensions to get the overloads engaged.
