Yes the gap is the same on both sides I did not get the cover that goes over top of the rails. That gap is where a line of sealant goes along the bottom of the rocker panel. I will make something to cover the gap this weekend. See the first picture in the second set of pictures to see the ridge.
"The Jeep, the Dakota, and the Landing Craft were the three tools that won the war." -- Gen. Dwight D. Eisenhower