I WAS DRIVING ON THE HWY ON THE WAY HOME FROM WORK WHEN THE REAR OF THE VEHICLE STARTED TO BOUNCE. RIDING IN THE CAR IS VERY UNCOMFORTABLE BECAUSE I AM BOUNCING ALL OVER THE PLACE ON THE INSIDE TO THE POINT THAT I GET A HEADACHE AND MY NECK HURTS. IT DOESN'T MATTER IF I AM RIDING AT 10 MPH OR 50MPH IT BOUNCES THE SAME. THE REAR OF THE CAR SITS VERY LOW AND NOW SCRAPES WHEN I GO OVER A SLIGHT BUMP. *TR