It is to keep the paint solvents from getting to the seals inside of the pistons while going through the painting process. In a perfect world, the dealers would remove these before you got the tractor during preparation for delivery. Since we all know that Kubota dealers don't operate in a perfect world, they are left to be removed by the customer.... just like the label on your new mattress.... /forums/images/graemlins/grin.gif /forums/images/graemlins/grin.gif