Cummins12V98 wrote: Bottom line that RV does NOT come close to needing "G" tires.
Agreed - It may not even be an option if OP has 15" wheels. Mine (similar weight) came with 15" and the highest rated I could find are E. Not that I wanted higher than E - I was just curious. A good quality E rated tire is plenty for an 11K 5th wheel.