Engineered to provide unmatched grip, the Pro Armor Crawler XR is built for the rocks. An aggressive tread pattern and 8-ply rated Armor Belt construction provides supreme performance and is highly puncture resistant. For soft terrain the Crawler XR Radial is one of our favorites. If you're running on hard slick rock, check out the XR's brother the Crawler XG Radial.This Kit Includes:(4) Pro Armor Crawler XR (8ply) Radial ATV Tire [33x10-15]