TIRE FEATURES. The Carlisle Turf Pro is a great tire choice for heavy duty turf & agricultural applications with its optimized R-3 block tread pattern. Set of 4- 31X15.5-15 Skid Steer Tires on 8 lug Wheels for New Holland, John Deere & more -Extra Wide / High Flotation- Carlisle Turf Pro -R-3 Tread -31X15.5-15 – 8PLY.