8-ply-rated radial carcass is proven durable. Advanced sidewall construction delivers sure-footed and comfortable ride. Deep tread ranges from 0.75 to 1.0 in. on 28-32 in. tires, and 1.0 to 1.25 on 33 in. and larger tires. Multi-angle tread blocks at shoulder for improved side bite. Super-deep rim guard protects your wheel investment.