This Tuff Country 4" suspension lift kit is designed to make lifting your Ford F350 simple and affordable. All systems are engineered to give the highest quality & best value on the market. All Tuff Country lift kits are backed by a limited lifetime warranty. At Suspension Connection we are the #1 retailer of Tuff Country products in the world. Great prices, expert knowledge and exceptional customer service are why so many customers trust us with their Tuff Country purchases. Try us out!