If it is like my 320, the tire can't go straight down. It wiggles forward, towards the tongue. Then you can get the back edge out the fender opening and rotate it down. Try moving it fully forward or… (View Post)
Measure from the hitch ball socket to the hub center. It should measure the same on both sides. If it measures the same, your problem is probably in the tires: inflation, balancing, manufacturing qua… (View Post)