Why does the GMC Motorhome need Load Range E tires?

change? Last fall my 1976 Palm Beach had two separate tire-failure incidents with Michelin 8.75R 16.5 Load Range D XCA tires within a period of four hours. I bought the motorhome in Mar:h 1998, and had not changed the tires. They had lots of tread and no sidewall checks. The first one had a tread separation in the center of the tread for about 14 inches, and the second blew almost entirely off the rim, completely severing the steel belts. The last digit in most (!f the DOT codes was either one or zero. I sent an e-mail message to Michelin describing the problem, and asked if the tires were prone to this kind of problem. I got a call from the company, and Michelin offered to replace the two bad tires outright at no charge and the other five at ha[f price. The Michelin representative told me to get the best price anywhere in the area, and that price would be the basis for the adjustment. I explained that I was going to change tires anyway that winter, but Michelin was insistent on ...  more