Size 315-30-21 Accelera Tires
Accelera Iota ST68 315/30R21XL 105W BSW
35,000 Warranty
Ultra High Performance All Season
- Truck/SUV
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UTQG: 400AA
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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
