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Sumitomo ST 778 Tires
Commercial Truck - All Position
The SUMITOMO ST 778 has Flat contact technology that decreases irregular wear by keeping the shape and pressure distribution of the tire footprint. The shoulder grooves work with the wide, flat tread radius to prevent irregular wear. It has thousands of micro sipes that provide the interior ribs from punch wear.
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Sumitomo
•Sumitomo - ST 778
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Commercial Steer
- Commercial Truck - All Position
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easy test score
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Sumitomo - Encounter HT (36)
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Sumitomo - HTR Enhance LX (50)
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Sumitomo - HTR Sport H/P (14)
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Sumitomo - Ice Edge (56)
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Sumitomo - ST 508 (1)
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Sumitomo - ST 518 (2)
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Sumitomo - ST 520 (3)
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Sumitomo - ST 528 (3)
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Sumitomo - ST 710 SE (4)
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Sumitomo - ST 717 (4)
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Sumitomo - ST 718 (7)
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Sumitomo - ST 720 (3)
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Sumitomo - ST 727 (16)
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Sumitomo - ST 770 (1)
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Sumitomo - ST 778 (1)
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Sumitomo - ST 900 (2)
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Sumitomo - ST 901 (1)
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Sumitomo - ST 908 (6)
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Sumitomo - ST 918 (3)
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Sumitomo - ST 938 (4)
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Sumitomo - Touring LSH (6)
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Sumitomo - Touring LST (17)
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Sumitomo - Touring LSV (1)
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Sumitomo - Touring LX (6)
Compare tires at a glance using our easy test score® system. Our proprietary algorithm factors in performance, expert insights, user reviews, and Uniform Tire Quality Grading (UTQG) scores.
Four criteria factor into easy test score®
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Consumer reviews
Research based on customer reviews and buying behavior
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Treadwear
The lifespan of a tire based on wear performance
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Traction
The ability of a tire to grip to the road in wet conditions
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Expert ratings
Input from veteran tire industry experts
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