Proposal to require wheel attachments with three or more fixing components (nuts or studs) in the scope of the Regulation, to restrict the difference in pitch circle diameter (PCD) of a wheel type comprised of more than two versions, to carry out additional rotating bending tests on each version with a PCD difference to a tested version of more than 6.5 mm, and to establish specifications for comparison of replica wheels with the minimum level of the vehicle manufacturer´s replacement wheels.
18. The expert from Germany proposed amendments with a view to adapting UN Regulation No. 124 to the current requirements for type approvals (ECE/TRANS/WP.29/GRBP/2021/7). GRBP adopted this proposal and requested the secretariat to submit it for consideration and vote at the June 2021 sessions of WP.29 and AC.1 as a new Supplement to UN Regulation No. 124 .
| GRBP/2021/7 |