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A series of internationally used numbers and codes exist for the identification of tire structures, dimensions and main applications as well as the producer information.This group of codes and numbers is collectively known as the "tire markings" and permits a precise identification of the tire.

  • U.S.A. Dept. of Transportation Compliance Approval
  • Tire Brand Name
  • Tire does not require a tube
  • Tire Pattern Name Designation
  • Type of Construction
  • Tire Size
  • Load Index
  • SpeedSymbol
  • Uniform Tire Quality Grading Marks
  • Tire Construction Details
  • Load and Pressure Marking Requirement
Other Markings

P - as part of the tire size designation (e.g., P205/65R15) used to indicate tires intended for services on passenger cars.

LT - as part of the size designation (e.g., LT235/75R15) used to indicate the tires are intended for light truck vehicles.

M&S - letters used to indicate a tire suitable for Mud and Snow and/or All Season usage.

XL - as part of the size designation (e.g., P235/75R16 XL) used to indicate the tire can carry more loads as the maximum inflation pressure and load are greater than a standard load version. (Also could be called REINFORCED or RF).

ZR - as part of the tire size designation (e.g. 225/45ZR17 XL) used to indicate the tire has a maximum speed over 240 kilometer per hour.

  • Brand Name
  • Country of Origin
  • Regroovable Marking Tubeless Marking Rim Size
  • Tire Load and Air Pressure
  • Mould Reference Number
  • Construction Code
  • Tire Size
  • Load Indices ( Single / Dual )
  • Supplementary service description, load indices and speed symbol for specific service conditions
  • Safety Warning
  • Product Name
  • Position for operator's own brand(when applicable)
  • ECE Certification
  • Road Conditions Information
  • North American Department of Transportation Compliance Symbol and Identification Number
  • 3C Compulsory Certificationfor Chinese Market
  • Product Name

  • Brand Name
  • Safety Warning
  • Tire Size
  • Standard Rim
  • Service Index
  • Tread Pattern
  • Service Classification
Service Classification

WESTLAKE tire has code number on it in order to identify and serve the function.

Conversion table: Star rating to Ply ratings
Size and  Star Rating Corresponding PR Size and Star Ratings Corresponding PR
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service
Transport
service
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service
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service
20.5R25 up  to  20   21.00R35 ★★   up  to  44
★★   up  to  24 24.00R35 ★★   up  to  48
23.5R25 up  to  24   17.5R25   up  to  16
★★   up  to  28 17.5R25 ★★   up  to  20
26.5R25 up  to  28   13.00R25 ★★★   up  to  28
★★   up  to  32 14.00R25 ★★★   up  to  28
29.5R25 up  to  28          
★★   up  to  34        
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