Lots of people leaving MD trucks to buy the VERY capable newer big three Dually's.
We full time with a Dually, the wife will drive it into town, no way would she drive a MD truck.
Not many RV's heavier than ours and our 15 Dually handles the RV well at 33K combined.
2015 RAM LongHorn 3500 Dually CrewCab 4X4 CUMMINS/AISIN RearAir 385HP/865TQ 4:10's
37,800# GCVWR "Towing Beast"
"HeavyWeight" B&W RVK3600
2016 MobileSuites 39TKSB3 highly "Elited" In the stable
2007.5 Mobile Suites 36 SB3 29,000# Combined SOLD