WHEN PULLING MY 2000 LIMITED 4WD 4 RUNNER BACK ONTO THE HIGHWAY OVER A 1INCH PIECE OF ASPHALT MY ENTIRE WHEEL CAME OFF, CAUSING MY VEHCLE TO FLIP. IN ADDITION, THAT 4RUNNER AND THE REPLACEMENT 2000 4WD 4RUNNER'S ANTISKID/ANTI LOCK BRAKES FAILED AND LOCKED WHEN DEPRESSING THE BRAKES WHILE HITTING A SMALL BUMP IN THE ROAD. THE VEHICLE DOESN'T STOP AND HAS ALMOST CAUSED A NUMBER OF ACCIDENTS BOTH WITH OTHER VEHICLES AND WITH PEOPLE IN THE CROSSWALK. *AK