MY 1998 TOYOTA 4-RUNNER WENT TO THE LEFT SIDE OF A HIGHWAY THAT HAD RUMBLE STRIPS. THE DRIVER SWERVED TO THE RIGHT TO GET OFF THE STRIPS AND THE CAR TIPPED AND THEN FLIPPED OVER 3 TIMES. IT WAS THE NEW YORK STATE THRUWAY SO THE SPEED WAS APPROXIMATELY 65 MPH. I READ AN ARTICLE IN USA TODAY RECENTLY THAT WITHOUT THE ANTI-STABILITY SYSTEM THE TOYOTA 4-RUNNER COULD ACUTALLY FLIP AT SPEEDS OF 35 PMH. *AK