I have a 27' 5th wheel. Over the years I have had (5) blowouts. I have 15", E rated tires from Les Schwabb for trailers. I have two 5200 # axles with the 5th wheel being rated at GVWR of 12,000 #. A f...
Go to 16" 8 lug 7000 lb axle. It solved my problems of Broken wheels. I had 6 lug 15" E tires. Upgraded and went to heavier load range tire too. The existing axle is 7000 lb. I called the axle co. (AL-CO)and they told me it was fine to switch to 8 lug 16 in. hub and wheel. On my TH anyway. The 15" 6 lug wheel was stamped 2600 lb. which gave me only 10,400 GVW.with those wheels. The TH is rated at 11,800.