ADJUSTABLE SUPPORT FOR A SEAT SYSTEM

In one embodiment, a seat may have a seat base substrate that has a flexible main member. The seat may also have a drive mechanism that has a lower slide and an upper slide. The upper slide may selectively move with respect to the fixed lower slide via a rack and pinion system. The seat may also have a pusher releasably attached to the upper slide. The pusher may contact the flexible main member. The seat may also have a trim ring attached to the lower slide.