Here on our test course, let's first go into our slalom. This is going to show side-to-side action, such as going around corners or evasive maneuvering. Then on to our solid speed bumps. This is going to show an up-and-down action, such as pulling in and out of a driveway or out of a parking lot. Then finally, on to our alternating speed bumps. This is going to show a twisting action, such as… see more >