THE TRANSMISSION OF A 2007 YAMAHA 650 ROADSTAR MOTORCYCLE LOCKED UP AND CAUSED THE REAR WHEEL TO ALSO LOCK AND SKID, CAUSING AN ACCIDENT WHEN THE MOTORCYCLE FLIPPED OVER ON IT'S SIDE. THE LOCK UP OCCURRED AT APPROX. 20 MPH WHILE SHIFTING DOWN FROM THIRD TO SECOND GEAR WHILE MAKING A RIGHT TURN. *TR