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UN R51: ACEA tyre performance study report

Document GRBP-74-09

8 September 2021

74th GRBP session (15-17 Sep 2021)

Submitted by OICA

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Previous Documents, Discussions, and Outcomes

3rd TA session (17 Jun 2022)

74th GRBP session (15-17 Sep 2021)

3. | UN Regulation No. 51 (Noise of M and N categories of vehicles)

7. The expert from OICA presented the final report of the tyre performance study undertaken by the European Automobile Manufacturers’ Association (ACEA) (GRBP-74-08 and GRBP-74-09). He also presented the outcome of another study on the future sound limits for type approval of vehicles of categories M and N (GRBP-74-27) and pointed out that the final report would be presented to GRBP next year. GRBP agreed to come back to the study in the future and invited experts to directly contact OICA with questions or comments on the study.

Reference Number:	WP.29/2025/2
Meeting Session(s):	195th WP.29 session (3-7 Mar 2025)
Document date:	24 Dec 24
Document status:	Formal WP.29 review
Regarding:	Communications/Connectivity

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Meeting Session(s):	79th EVE session (17 Dec)
Document date:	23 Dec 24
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Reference Number:	VIAQ-30-09
Meeting Session(s):	30th VIAQ session (11 Oct)
Document date:	23 Dec 24
Regarding:	MR 3: VIAQ

Reference Number:	WT-64-03
Meeting Session(s):	64th WT session (16 Dec)
Document date:	22 Dec 24
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance

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