| Threshold proposal for C1 wet grip of worn tyres (Revision 2) |
| Reference Number: WT-34-04 |
| Submitted by: ETRMA and ETRTO |
| Document date: 26 Jan 22 |
| Relevant to UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance. |
| View full document file for more information |
| WT-34-04 |