Buyer guides

Straight answers from Wheel Ranger, with the products that fit.

• How to Read a Tire Size (225/65R17 102T) and Pick the Right Type
  What the numbers on a tire mean, how to match the size on your door sticker, and when all-season, summer or winter makes sense. Built from the 210 tire listings we track at WheelXL.
• Wheel Fitment: Bolt Pattern, Offset and Width Explained
  How to tell whether a wheel fits your car or truck: bolt pattern (5x114.3), offset in mm, width and diameter. Uses the spec line printed on every wheel listing at WheelXL.
• Tire Load Index and Speed Rating Chart (and Why You Can't Go Lower)
  Quick-reference tables for tire load index (lb per tire) and speed rating letters, with the rule for matching or exceeding your door-sticker tire.
• Wheel Offset and Backspacing Explained: How Far Can You Go?
  What positive, zero and negative offset do to fitment, how offset relates to backspacing, and a safe range for changing offset from stock.
• All-Season vs. Winter vs. Summer Tires: What to Run Where
  Which tire type makes sense by US climate, when two sets beat one, and what the 3PMSF snowflake symbol means.