They are stronger than the frame itself. They are 1/4" plate and the old shackle brackets are still in there and welded to them. They will tear a piece out of the frame bafore they bend.
Does it look like it is an inch taller?
i cant tell man, maybe a before and after side shot?? looks great man, im going to lay under your rig for a while at mcr5 and drool like an idiot
