The Carlisle Radial Trail RH Trailer tire features radial construction and variable pitch design to reduce road noise and avoid excessive heat buildup which increases tire life. The Carlisle Radial Trail RH Trailer tires profile and tread compound reduces rolling resistance and increases fuel economy. The Carlisle Radial Trail RH Trailer Tire meets and exceed the D.O.T. requirements for trailer tires. The Carlisle Radial Trail RH features Carlisle's Duratrail technology which increases the integrity of trailer tires by incorporating ultra high strength steel belts and micro-fiber reinforcements. The Carlisle Radial Trail RH trailer tire also features Carlisle's Heat Shield Technology which ensures longer tire performance through a specially engineered tread compound with heat resistant polymers.