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What is the Meaning of Tire Codes?

1Answers
AniyahAnn
08/31/2025, 12:40:19 AM

The numbers and letters on tires represent various specifications such as tire size, section width, aspect ratio, and rim diameter. Here is a detailed explanation: 1. Example analysis of tire codes: For instance, 225/50R1794HZG. 225 indicates the tire's section width is 225mm, 50 means the aspect ratio is 50%, ZG denotes the tire type as steel-belted radial, 17 signifies the rim diameter is 17 inches, 94 shows the maximum load capacity per tire is 670kg, and H indicates the maximum speed should not exceed 210km/h. 2. Detailed analysis of the 8 letters on the tire sidewall: Each letter represents the vehicle type the tire is suitable for. PC stands for passenger car tires, LT for light truck tires, TB for truck and bus tires, AG for agricultural vehicle tires, OTR for off-the-road vehicle tires, ID for industrial vehicle tires, AC for aircraft tires, and MC for motorcycle tires.

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