Specifications at a glance
The Americus Powersteel AST is a commercial-grade, heavy-duty trailer tire engineered for industrial and recreational hauling equipment. Its robust all-steel construction provides exceptional strength, durability, and reliable performance for the most demanding applications. Designed for a long service life and enhanced protection, the Powersteel AST is the ideal choice for owners of RVs, 5th-wheel campers, and heavy utility trailers in Atlanta and Marietta, Georgia.
Tread Design and Longevity
The Powersteel AST is built to last, with a focus on durability and even wear over high mileage.
Key features of the tread design include:
- Sturdy 5-Rib Tread Pattern: The classic highway rib pattern provides excellent stability and is designed to promote even wear, extending the life of the tire.
- All-Steel Construction: Unlike standard ST tires with polyester casings, the Powersteel AST features a full steel-belted construction, offering superior strength, puncture resistance, and durability.
- Integrated Stone Ejectors: Small platforms within the tread grooves help to eject stones and debris, protecting the tire’s casing from drilling and damage.
- Durable All-Season Compound: The tire is made from a tough compound that provides reliable traction in a variety of weather conditions while resisting wear.
Performance and Speed
The Americus Powersteel AST is built to handle heavy loads at highway speeds. Both the ST235/80R16 and ST235/85R16 sizes feature a 14-Ply, Load Range G rating, and a speed rating of N (87 mph), ensuring they can safely and reliably carry your heavy cargo. The all-steel construction also helps to dissipate heat more effectively, which is crucial for long-distance, heavy-hauling applications.
Available Sizes
This product description covers the following popular heavy-duty trailer sizes:
- ST235/80R16 (14-Ply / G): A common size for heavy RVs, 5th-wheel trailers, and large utility trailers.
- ST235/85R16 (14-Ply / G): A slightly taller size that offers an even higher load capacity for the most demanding applications.
Safety and Reliability
The Powersteel AST is engineered with a focus on providing a safe and dependable towing experience.
Key safety features include:
- Sidewall Protection Ribs: Raised ribs in the upper buttress of the sidewall provide an extra layer of protection against curb abrasion and other common hazards.
- Superior Strength and Durability: The all-steel construction provides a significant upgrade in strength and puncture resistance compared to conventional ST tires.
- Reliable Highway Performance:The sturdy tread pattern and robust construction ensure stable and predictable handling on the highway.
- All-Season Traction: The tire’s design provides a firm grip on the road in a variety of weather conditions, enhancing safety and control.
Fleet and Operator Benefits
The Americus Powersteel AST is a smart investment for anyone who relies on their trailer for work or recreation.
Key benefits include:
- Exceptional Durability: The all-steel construction and sidewall protection features lead to a longer and more reliable service life.
- High Load Capacity: With a 14-Ply rating, the Powersteel AST can handle the heaviest legal loads with confidence.
- Peace of Mind: The robust construction and included 2-year roadside assistance provide peace of mind on long journeys.
- Reduced Downtime: The tire’s resistance to punctures and damage helps to minimize downtime and keep you on the road.
Ideal Applications
The Americus Powersteel AST is designed exclusively for:
- Trailer Axle Position ONLY.
- RV Trailers and 5th-Wheel Trailers.
- Heavy-Duty Utility Trailers.
- Boat Trailers.
- Livestock Trailers and other heavy agricultural trailers.
Why Choose Americus Powersteel AST?
Choosing the Americus Powersteel AST provides:
- A commercial-grade, all-steel trailer tire for maximum durability.
- Superior strength and load-carrying capacity for heavy applications.
- Enhanced protection against common road hazards.
- The confidence of a 2-year roadside assistance warranty.










