Shop Nilight Pickup Tailgate Assist Shock for 07-21 Toyota Tundra Heavy Duty, Truck Tail Gate Lift Assist Tailgate Shock Damper fit for Toyota Tundra 2007-2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 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.