The difference between 255/40R17 and 245/45R17 isn't about tire width — it's about sidewall flex. Most enthusiasts focus on the 255 vs 245 width difference and completely miss the aspect ratio impact. …

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The tire industry has convinced enthusiasts that 200 treadwear compounds are the ultimate street upgrade, but the reality is far different. These R-compound-adjacent tires promise track-level grip for …

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