Shop Nilight Pickup Tailgate Assist Shock for 06-08 Lincoln Mark & 04-14 Ford F150, Truck Tail Gate Lift Assist Tailgate Shock Damper fit for Lincoln Mark LTS 2006-2008, Ford F-150 2004-2014 in high quality, support 2 year warranty. Built to last, our tailgate assist shock is fabricated from structural-grade 45 steel, electroplated for superior strength, durability, and corrosion resistance.