Reese hitch bars can be used in raised or dropped position. Long hitch bars provided the extra length for bumper clearance. Hitch bars can be used with round bar, trunnion bar or high performance weight distributing systems. It will rise 5-1/4 inch fro round bar & 6-1/2 inch for trunnion bar. It will drop 2 inch for round bar & 1-1/4 inch trunnion bar.