Tyres
| UN R39 and mileage values: Comparison of test cycles in other UN Regulations |
| Reference Number: R39MV-04-03 |
| Submitted by: OICA |
| Meeting Sessions: 4th R39MV session (2-3 Nov 2023) |
| Document date: 15 Nov 23 |
| Relevant to: UN Regulation No. 39 | Speedometer Equipment, UN Regulation No. 154 | Light Vehicle Emissions Type Approval Test Procedure, UN Regulation No. 141 | Tyre Pressure Monitoring Systems, and UN Regulation No. 168 | Real Driving Emissions Test Procedure |
| Click here to view the full document file |
| Tyre abrasion post processing group status report |
| Reference Number: TA-18-06 |
| Meeting Sessions: 18th TA session (13 Nov 2023) |
| Document date: 18 Nov 23 |
| Relevant to: UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| Tyre abrasion on-road vehicle (convoy) test method status report |
| Reference Number: TA-18-07 |
| Meeting Sessions: 18th TA session (13 Nov 2023) |
| Document date: 18 Nov 23 |
| Relevant to: UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| UN R117: Tyre abrasion draft amendment-On-road vehicle testing proposal |
| Reference Number: TA-18-08/Rev.1 |
|
Main body and Annex 1 proposals. |
| Meeting Sessions: 18th TA session (13 Nov 2023) |
| Document date: 20 Nov 23 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance and UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| UNN R117: Proposal for Supplement 16 to the 02 series of amendments |
| Reference Number: GRBP/2024/5 |
|
Proposal to introduce a new temperature correction formula for the rolling sound emissions of tyres of classes C1 and C2, to remove the content of the now obsolete Annex 4 as well as all its references, to update references to standards, and to make editorial improvements for clarity and consistency across tyre regulations. |
| Submitted by: ETRTO |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 20 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for Supplement 2 to the 04 series of amendments |
| Reference Number: GRBP/2024/4 |
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Proposal to reduce noise measurement variability, completing the amendment proposal adopted at the seventy-eighth session of the Working Party on Noise and Tyres (informal document GRBP-78-05 replacing ECE/TRANS/WP.29/GRBP/2023/19). |
| Submitted by: ETRTO |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 20 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Tyre Abrasion task force: Proposal for revised terms of reference |
| Reference Number: TA-16-02/Rev.4 |
| Meeting Sessions: 16th TA session (26 Sep 2023) and 18th TA session (13 Nov 2023) |
| Document date: 21 Nov 23 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance and UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| UN R117: Proposal for Supplement 2 to the 04 series of amendments |
| Reference Number: GRBP/2024/6 |
|
Proposal to complete the amendment proposal adopted at the 78th GRBP session (informal document GRBP-78-05 replacing ECE/TRANS/WP.29/GRBP/2023/19). |
| Submitted by: ETRTO |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 21 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for Supplement 16 to the 02 series of amendments |
| Reference Number: GRBP/2024/7 |
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Proposal to improve the reproducibility of the snow grip test method by replacing the current reference tyres C3 SRTTs 19.5 and 22.5 with the new reference tyres C3 SRTTs 19.5 and 22.5 siped. |
| Submitted by: ETRTO |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 21 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for Supplement 2 to the 03 series of amendments |
| Reference Number: GRBP/2024/9 |
|
Proposal to improve the reproducibility of the snow grip test method by replacing the current reference tyres C3 SRTTs 19.5 and 22.5 with the new reference tyres C3 SRTTs 19.5 and 22.5 siped. |
| Submitted by: ETRTO |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 22 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal to amend the 02, 03 and 04 series of amendments |
| Reference Number: GRBP/2024/17 |
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Proposal to allow the use of LT-marked tyres under certain conditions and weight limits with a rolling resistance greater than the current limits. |
| Submitted by: AAPC |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 22 Nov 23 |
| Document status: Withdrawn |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R54: Proposal for amendments |
| Reference Number: GRBP/2024/14 |
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Proposal to align Annex 9 with Annex 1 (paragraphs 5., 6. and 7.) and to enable type approval authorities to make the connection with the relevant reports. |
| Submitted by: France |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 22 Nov 23 |
| Document status: Formal GR review |
| Relevant to: UN Regulation No. 54 | Commercial Vehicle Tyres |
| Click here to view the full document file |
| UN R108: Proposal for a 01 series of amendments |
| Reference Number: GRBP/2024/13 |
|
Proposal from the ad hoc working group on retreaded tyres to move provisions for snow grip performance of retreaded tyres and their classification as traction tyres from UN R108 into a new UN Regulation on type approval of retreaded tyres of classes C1, C2 and C3 with respect to their snow grip performance and/or classification as traction tyre. |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 22 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 108 | Retreaded Tires for Motor Vehicles |
| Click here to view the full document file |
| Retreaded tyres snow performance and/or classification as traction tyre: Proposal for a new UN Regulation |
| Reference Number: GRBP/2024/11 |
|
Proposal from the ad hoc working group on retreaded tyres to move provisions for snow grip performance of retreaded tyres and their classification as traction tyres from UN R108 and R109 into a new UN Regulation on type approval of retreaded tyres of classes C1, C2 and C3 with respect to their snow grip performance and/or classification as traction tyre. |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 23 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 108 | Retreaded Tires for Motor Vehicles, UN Regulation No. 109 | Retreaded Tires for Commercial Vehicles, and UN Regulation No. 172 | Retreaded tyres: Snow performance and/or traction classification |
| Click here to view the full document file |
| Minutes of the 18th Tyre Abrasion task force session |
| Reference Number: TA-18-11 |
| Meeting Sessions: 18th TA session (13 Nov 2023) |
| Document date: 23 Nov 23 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance and UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| UN R117: Proposal for Supplement 02 to the 04 series of amendments |
| Reference Number: GRBP/2024/10 |
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Proposal from Task Force on Tyre Abrasion (TFTA) to introduce test methods to measure tyre abrasion. |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 23 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance and UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| Measurement uncertainties when testing in UN Regulations under the purview of GRBP |
| Reference Number: GRBP/2024/8 |
|
Proposal from the Measurement Uncertainties informal group for a Document for Reference providing a general approach on how to handle measurement uncertainties in UN Regulations (initially addressing UN Regulations Nos. 51 and 117). |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 24 Nov 23 |
| Document status: Formal GR review |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions and UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R30: Proposal for Supplement 26 to the 02 series of amendments |
| Reference Number: GRBP/2024/15 |
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Proposal for editorial corrections. |
| Submitted by: ETRTO |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 24 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 30 | Pneumatic Tires |
| Click here to view the full document file |
| UN R109: Proposal for a 01 series of amendments |
| Reference Number: GRBP/2024/3 |
|
Proposal from the ad hoc working group on retreaded tyres to move provisions for snow grip performance of retreaded tyres and their classification as traction tyres from R109 into a new UN Regulation on type approval of retreaded tyres of classes C1, C2 and C3 with respect to their snow grip performance and/or classification as traction tyre. |
| Meeting Sessions: 79th GRBP session (6-9 Feb 2024) |
| Document date: 24 Nov 23 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 109 | Retreaded Tires for Commercial Vehicles |
| Click here to view the full document file |
| Minutes of the 17th Tyre Abrasion task force session |
| Reference Number: TA-17-06 |
| Meeting Sessions: 17th TA session (26 Oct 2023) |
| Document date: 27 Nov 23 |
| Relevant to: UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| Agenda for the 53rd Worn Tyres working group session |
| Reference Number: WT-53-01/Rev.1 |
| Meeting Sessions: 53rd WT session (5 Dec 2023) |
| Document date: 27 Nov 23 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Participants list from the 17th Tyre Abrasion task force session |
| Reference Number: TA-17-07 |
| Meeting Sessions: 17th TA session (26 Oct 2023) |
| Document date: 27 Nov 23 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance and UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| Wet Grip of New and Worn Tyres: Experimental results on C1, C2 and C3 tyres |
| Reference Number: WT-53-02 |
| Meeting Sessions: 53rd WT session (5 Dec 2023) |
| Document date: 29 Nov 23 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R0: Some thoughts about the Unique Identifier |
| Reference Number: GRSP-74-26 |
| Submitted by: CITA |
| Meeting Sessions: 74th GRSP session (4-8 Dec 2023) |
| Document date: 01 Dec 23 |
| Relevant to: UN Regulation No. 0 | International Whole Vehicle Type Approval System (IWVTA) |
| Click here to view the full document file |
| Worn tyres post-processing task force status report |
| Reference Number: WT-53-03 |
| Meeting Sessions: 53rd WT session (5 Dec 2023) |
| Document date: 04 Dec 23 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |