Bought a 96 Dolphin 535 last fall. Drove it from Flint, Michigan home to Terre Haute, IN ( about 550 miles). Very sloppy steering and a vibration that started at 40, peaked at 48, and stopped compl...
What chassis is the rig on? I would be checking the center support breaking on drive shaft. I would have kept the Double Coin tires. Been running them for years.