Equivalent Tire Sizes

…tires with Euro-metric or P-metric tires, look for the Euro-metric or P-metric size listed in the equivalent aspect ratio. For example, when replacing a FR78-14, you would look up the appropriate 75-series size, the 205/75R14. If replacing a FR70-14, you would look up the appropriate 70-series size,…

…today's closest equivalent Euro-metric or P-metric tire sizes for popular 1949 through 1980 tire sizes. Tire Size Conversion Chart Related Links * Calculating Approximate Tire Dimensions * Contact Patch * North American Load & Pressure Markings * P-Metric & Euro-Metric Tire Sizing * Tire Size Guide

…from there. Plus Sizing supports the premise that it's important to maintain the same overall tire diameter whenever changing tires and wheel sizes to ensure sufficient ground clearance, appropriate driveline gearing and accurate speedometer readings. Large changes in overall tire diameter can alter…

…of a tire size, it signifies the tire is a "Metric" size (also called "Euro-metric" because these sizes originated in Europe). While Metric tire sizes are primarily used on European cars, they are also used on vans and sport utility vehicles. Euro-metric sizes are dimensionally equivalent to…

…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 Specs Explained: Maximum Load Tire Specs Explained:…

…standards and therefore, be equivalent with regards to their physical size. The measuring rim width is sometimes referred to as the tire's "design rim width." Tire Size Measuring Rim Width P175/75R14 5.0" P195/75R15 5.5" P215/75R15 6.0" P235/75R15 6.5" Tire Size Measuring Rim Width P225/75R15…

…Tire Tech: Size Selection of Winter / Snow Tires (Lea en espaol) Priorities for Sizing Winter Tires Are Different Original Equipment tire and wheel sizing has evolved over the years to where yesterday's typical 13", 14" and 15" sizes have been replaced with today's 16", 17", 18" and larger sizes.…

…including tire brand, model, size and remaining tread depth. Anything else involves some type of compromise. Related Links * Four Winter Tires...The Only Way To Go * Matching Tires on Four-Wheel Drive & All-Wheel Drive Vehicles * Tire Rotation Instructions * Where to Install New Pairs of Tires?

…tires follow the same formula for load, vehicle manufacturers can design new vehicles around existing or new tire sizes created with the new load formula. Euro-metric sized tires do not have the P at the beginning of the size, 225/45-17 for example. Using metric dimensions to reflect a tire's width…

…from there. Plus Sizing supports the premise that it's important to maintain the same overall tire diameter whenever changing tires and wheel sizes to ensure sufficient ground clearance, appropriate driveline gearing and accurate speedometer readings. Large changes in overall tire diameter can alter…

…vehicles, the tire manufacturers designed many new tire sizes and load capacities around the needs of new vehicles. Not quite as uniform as creating sizes using a formula, but they got the job done. Euro-metric and P-metric tires in the same size (i.e. P225/60R16 & 225/60R16) are equivalent in their…