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UN R124: Proposal for Supplement 4
Document WP.29/2025/5
20 December 2024

Proposal to clarify the text:

  • Clarify Annex 4 and exclude aluminum-alloy and magnesium-alloy wheels under test (b)
  • Clarify Annex 6 to exclude deformation of the wheel
    assembly and fractures in the area of a rim section struck by the face plate of the
    striker from failure criteria
  • require under Annex 6 to identify cracks occurred as a result of the test by using a suitable technical test
  • Clarify Annex 8 with regard to air leakage.

Status: Adopted by WP.29
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Previous Documents, Discussions, and Outcomes
4.6.3. Proposal for Supplement 4 to the 00 series of amendments to UN Regulation No. 124 (Replacement Wheels for Passenger Cars)
6. (d) UN Regulation No. 124 (Replacement Wheels for Passenger Cars)

30. The expert from the Russian Federation introduced a revised proposal that clarified certain provisions (ECE/TRANS/WP.29/GRBP/2024/19). GRBP adopted the proposal and requested the secretariat to submit it for consideration and vote at the March 2025 sessions of WP.29 and AC.1 as draft Supplement 4 to the 00 series of amendments to UN Regulation No. 124. During the adoption, the expert from the Netherlands reserved his position.

Related and Previous Documents
GRBP/2024/19
Relates to UN R124 |