The 90-00-0401 Equal-i-zer hitch offers a 400 lb. maximum tongue weight and a 4,000 lb. maximum trailer weight. The hitch ball is sold separately. For over 75 years we have been keeping families safe on the road. The Equal-i-zer hitch’s integrated 4-Point Sway Control technology provides the safest towing possible and is backed by a lifetime warranty. There is no hitch on the road that keeps you safer than the Equal-i-zer hitch. Over 99% of our customers recommend the Equal-i-zer hitch to their friends, and our hitch has received national recognition for superior sway control and weight distribution. Every hitch is built from the highest-quality American steel, by people who care about your safety and take pride in their work. Whether you pass a semi-truck, experience gusty winds, or have to make a quick maneuver, our hitch will ensure your trailer stays right behind you, protecting both your trailer and your family.