2005 HARLEY-DAVIDSON FLHR Wheels Problems

DT*: THE CONTACT STATED WHILE DRIVING 55 MPH, THE REAR WHEEL VIBRATED. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION. THE DEALER TIGHTENED THE SPOKES ON THE WHEELS. THAT REMEDIED THE PROBLEM FOR A SHORT AMOUNT OF TIME. HOWEVER, THE PROBLEM RECURRED. IN OCTOBER 2005 MOTORCYCLE HAD SLIGHT VIBRATION WHILE DRIVING AT 50 MPH. TOOK IT TO DEALER FOR 5,000 MILES SERVICE AND REPORTED THE VIBRATION. DEALER TIGHTENED SPOKES AND TRUED WHEEL. DEALER DID NOT CHARGE THE CONTACT, IT WAS FIXED UNDER WARRANTY. ON APRIL 3, 2006 CONTACT WENT FOR A RIDE IN A GROUP OF 9 MOTORCYCLES AND 13 PEOPLE. THE CONTACT WA SIN FRONT ON RIGHT DOING 50 MPH, AND WHEN COMING AROUND A SLIGHT CURVE TO THE RIGHT THE MOTORCYCLE STARTED TO VIBRATE. THE CONTACT MANAGED TO KEEP CONTROL AND STOPPED THE MOTORCYCLE. FOUND THE SPOKES TO BE LOOSE. CALLED THE DEALER NEXT DAY AND REQUESTED...