1999-2019 Toyota Tundra 2WD/4WD. 1995-2019 Toyota Tacoma 2WD/4WD 2" Block. Rear Block Kit. PN RTX777002. RTX Off Road 2 Inch rear block kit for 1999-2019Toyota Tundra / 1995-2019 Toyota Tacoma 2wd and 4wd trucks. Comes complete with brake line extension brackets, vehicle specific u-bolts and hardware. Adds a nice rake for towing or hauling additional weight in the bed. Easy to install. Safely raises trucks 2inches. Does not require any permanent modifications.