The Ironman STR is a Special Trailer (ST) radial tire engineered for dependable towing performance in demanding trailer applications. It features a reinforced steel-belted construction that enhances strength, heat resistance, and load stability under heavy use. The symmetric ribbed tread design promotes even wear, improved straight-line tracking, and reduced trailer sway for safer highway handling. Designed exclusively for trailer use, the STR is ideal for boat, utility, and RV trailers. Its durable sidewalls provide added support and minimize flex under load, contributing to improved durability and consistent performance over time. The wear-resistant tread compound ensures long service life, making it a cost-effective choice for everyday trailer applications.