The SmartWay Verified Sumitomo ST778+ SE is a long haul steer tire. Its combination of features delivers excellent handling, superior miles to removal, and dependable retreadability. The Flat Contact Technology controls the shape of the footprint to ensure even pressure distribution so that tread wears slowly and evenly. In wet conditions, grooves remove water from the contact patch to improve hydroplaning resistance. Mico-sipes enhance grip on wet surfaces and reduce uneven wear.
With Sumitomo’s S-Tech technology, the ST778 Plus SE is a premium steer axle tire that’s engineered for long miles in line haul work Wide footprint puts more rubber on the road to reduce uneven wear Designed for use on the steer axle of commercial trucks and buses Steel belted construction increases strength and durability Stone ejectors built into grooves to protect casing from damage
