The heavy equipment seat restraint is a four point belt in seat restraint system for use in heavy equipment such as forklifts or bulldozers. The heavy equipment seat restraint provides a chest strap worn horizontally across the chest, a lap strap worn horizontally across the lap, and a torso strap worn diagonally across the torso. The heavy equipment seat restraint comprises chest straps, torso straps, lap straps, a chest buckle, a torso buckle, a lap buckle, a first tension adjustment device, a second tension adjustment device, a third tension adjustment device, a fourth tension adjustment device, a first anchor, a second anchor, a third anchor, and a fourth anchor.