Tyre Side Wall Markings

Side Wall Markings

1 Manfacturer's name or Brand Name
2 Model or Pattern Code
3 Tyre Size: Nominal Section width (mm), height to width aspect ratio, Rim diameter
4 Service description (Load index + Speed Symbol)
5 ECE R30 Conformity Approval Number
6 EEC Noise Approval Number
7 USA Dept. of Transport Manufacturer's code
8 Date of manufacture
9 USA UTQG Quality Grades **
10 USA Maximum Tyre Loading **
11 USA Maximum Tyre Inflation Pressure **
12 Denotes Tubless Construction
13 Safety Warning
14 Direction of rotation (Directional tyres only)
15 Outer (inner) sidewall (Asymmetric tyres only)
16 Extra Load: denotes higher load capacity than standard tyre
16a 'Reinforced' is an alternative marking to 'Extra Load'
17 TWI-tread wear indicators - raised areas at the base of the tread grooves to serve as a visual warning of when the tyre is approaching or at the minimum legal limit.


** These markings are required by North American legislation and have no significance in the UK & Europe


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