Articulating thigh extension trim tensioning slider mechanism

A vehicle seating assembly comprising:

• a seat frame;
• a first extendable member disposed on a forward portion of the seat frame and operable between an extended position and a retracted position;
• and
• a second extendable member adjacent to and independent of the first extendable member, the second extendable member disposed on the forward portion of the seat frame and operable between extended and retracted positions;
• wherein each of the first and second extendable members comprises a movable housing, a trim cover stock disposed above an upper surface of the movable housing and having a first fixed upper edge, an integrated track disposed on a lower surface of the movable housing, a trim payout slider operably coupled with the integrated track and adapted for fore and aft motion therein, a trim payout attachment operably coupled with the trim payout slider and operably coupled with a second lower movable edge of the trim cover stock, and a linkage system operatively coupling the movable housing to the trim payout attachment to maintain tension on the trim cover stock as either of the first and second extendable members is operated between the extended and retracted positions.