GAR | GRBP-79-12/Rev.2

UN R117: Proposal for amendments to GRBP/2024/10

Document GRBP-79-12/Rev.2

6 February 2024

Amendments from the Task Force on Tyre Abrasion (TFTA) to the proposal to introduce test methods to measure tyre abrasion.

Status: Superseded

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Previous Documents, Discussions, and Outcomes

193rd WP.29 session (24-28 Jun)

4.9.3. | Proposal for Supplement 2 to the 04 series of amendments to UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

79th GRBP session (6-9 Feb)

7. (f) | Tyre abrasion

29. The expert of TF TA presented a proposal for a Supplement to the 04 series of amendments to UN Regulation No. 117 that introduced test methods to measure tyre abrasion (ECE/TRANS/WP.29/GRBP/2024/10, GRBP-79-12-Rev.2). Subject to correcting the references to 5.7.-5.10. in paragraph 3.1., GRBP adopted the proposal, as amended by GRBP-79-12-Rev.2 and requested the secretariat to submit it for consideration and vote at the June 2024 sessions of WP.29 and AC.1 as part of draft Supplement 2 to the 04 series of amendments to UN Regulation No. 117.

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Meeting Session(s):	79th EVE session (17 Dec)
Document date:	23 Dec 24
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Meeting Session(s):	30th VIAQ session (11 Oct)
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Meeting Session(s):	64th WT session (16 Dec)
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Document date:	22 Dec 24
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance

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