Tyre Side Wall Markings

tyre 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


Ratings from A-G
A = Best Fuel Economy

WET GRIP wet grip

Ratings from A-G
A = Best wet weather

NOISE LEVEL noise level

The lower the decebel,
the quieter the tyre