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Related Categories: Equivalent Tire Sizes | Rim Size Chart | Tire Size Substitution | Widest Tire For Rim | Changing Aspect Ratio | Plus Size Calculator | Rim Width Tire Size | Rim Width Range | Tire Psi Chart | Tire Pressure Calculator
  • TireRack.com - About - Tech Center

  • …Part 3: Changes to Expect When Switching from Worn-Out to New Tires Tire Rotation Instructions Tire Safety Recalls Tire Size Conversion Chart Tire Size Guide Tire Sizes by Diameter Tire Specs Explained Tire Specs Explained: Country of Origin Tire Specs Explained: Maximum Inflation Pressure…

  • Tire Sizing

  • Let's look at tire sizing for a moment. POP QUIZ 195/70R14 205/60R15 245/45R16 Which of these tires is the widest, and which is the tallest in overall diameter? Dissecting the code you find the the first number 195 is the actual width of the tire in millimeters. Divide this by the 25.4 to get…

  • Touch of Grey for Your Chevy Impala

  • …and LT size is 225/60-16 (26.7" overall diameter) and 235/50-18 (27.3" overall diameter) which are about a half-inch wider, while the 245/45-18 (26.7" overall diameter) is approximately another half-inch wider compared to the 235/50-18. For more on tire sizing, read "Calculating

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  • Tire Construction Differences.

  • …as proactive and uniform as creating sizes using a formula. It did work however and created many new sizes that are still in use to this day. Both P-metric and Euro-metric tires with the same calculation (i.e. P225/45-17 & 225/45-17) are equal in size to each other. The one slight difference…


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