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...
I don't know the load specs on those Goodyears, but a Michelin 275/65/20 LTX MS2 has 3750lb per tire @80PSI. Those tires combined yield 7500lb of capacity in the rear, they would have no problem handling your stated weights. Enjoy that new Toyhauler, I am sure it will be a good unit.