What does 225/60r17 mean?
1 Answers
225 refers to a tire with a section width of 225mm, an aspect ratio of 60%, and an inner diameter of 17 inches in a radial structure. The type of tire has an international standard tire code, which indicates the section width and aspect ratio percentage in millimeters. Following that are the tire type code, rim diameter (in inches), load index (permissible load mass code), and permissible vehicle speed code. In addition to the model, the tire is also marked with the following common data: Tire cord material: Indicated by Chinese Pinyin, such as M for cotton cord, R for rayon cord, N for nylon cord, G for steel cord, and ZG for steel radial cord tire. Speed rating: Indicates the maximum speed at which the tire can carry the specified load under specified conditions. Letters from A to Z represent the certified speed ratings of tires from 4.8km/h to 300km/h. Commonly used speed ratings include: Q: 160km/h; H: 210km/h; V: 240km/h; W: 270km/h; Y: 300km/h. Rim specification: Indicates the rim specification compatible with the tire for practical use, such as standard rim 5.00F.