Mercury - Trim and Tilt System Motor Sport XS / Pro XS / Verado Series Painted Marine Alloy 8M0031551. Overview. There's a certain confidence that settles in when you know your trim and tilt system will respond the moment you touch the switch. It's the kind of reassurance you feel when easing up on plane at sunrise or dropping the bow while threading through a tight channel. This Mercury Marine part gives you that steady, dependable control you count on out there - the feeling that your boat is