Eliminate road shock and bouncing down the highway with the most versatile and compact air ride hitch system available. Two commercial grade air bags are directly below the hitch head to absorb trailer and king pin shock forces. Arrive feeling like you've glided to your destination! Tough, durable and light weight design can be quickly and easily removed from your truck bed. Rated for up to 18,000 lbs gross trailer weight, simply increase or decrease air pressure and ride comfort. Slider model (94-5730) available for short bed pickups. Arrives totally assembled, just mount the included bed rails.