The ST Radial Semi Steel ST is designed specifically for trailer use, using a robust radial construction to support heavy loads and maintain stability at highway speeds.

The ST Radial II tire incorporates a full nylon overlay for exceptional strength and durability across all sizes.

All-steel radial design ideal for trailer axles.Five-rib pattern for enhanced stability; multi-blade design for improved traction on slippery roads and heat dissipation.Groove bottom protectors reduce stone drilling and extend tire life.The low sea-land ratio pattern increases driving range.

Enhanced impact and curb protection, which helps fleet managers feel assured about minimizing damage, comes from an extra‑thick rubber ring molded into the sidewall.