TL* THE CONTACT OWNS A 2014 KZ SPORTSMEN SPORTSTER TRAILER. THE CONTACT STATED THAT THE BOTTOM SURFACE OF THE REAR RAMP LOADING DOOR WAS EXTREMELY SLIPPERY WHEN DRY. THE DEALER AND MANUFACTURER WERE NOTIFIED OF THE PROBLEM BUT THERE WERE NO REPAIRS MADE TO THE VEHICLE. THE APPROXIMATE FAILURE MILEAGE WAS 250.