GTWR & GVWR???
I am trying to use one of the online RV weight calculators. I have gone to the scales & have truck + trailer weights, axle weights, truck only axle weights & truck only total weights. Where I am stu...
Forum Discussion
mackyb wrote:
fj12 - Maybe I'm missing something here. GMC's certified drive axle rating is 6200#. My truck scaled @ 3560#. The rear axle is well within it's limits!
According to your Post your loaded rear axle is 6400# and rating is 6200#. That's overloaded and in violation of DOT requirements (axles and tires must be within ratings when loaded). I am sure your Duramax (I have a 2015) pulls it fine but your 3/4 ton suspension isn't built for that load. Good luck
