• Tyre sidewall markings
• Tyres and the law
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Sidewall 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