UN R124: Proposal for amendments
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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.
Reference Number:
GRBP-72-04
Date:
2 September 2020
Proposal Status: Informal GR review
Related Documents:
GRBP/2021/7 | UN R124: Proposal for amendments
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Document Title: UN R124: Proposal for amendments
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Document Reference Number: GRBP/2021/7
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Description: 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. |
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Submitted by: Germany
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Meeting Session: 73rd GRBP session (26-29
Jan)
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| Document date: 16 Nov 20 (Posted 17 Nov 20)
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Document status: Formal GR review
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This document concerns UN Regulation No. 124 | Passenger Car and Trailer Wheels.
This submission is related to the following document(s):
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Discussion(s):
Working Party on Noise and Tyres | Session 72 | 7-9
Sep 2020
21. The expert from Germany proposed amendments with a view to adapting UN Regulation No. 124 to the current requirements for type approvals (GRBP-72-04). GRBP invited him to submit an official document for consideration at the next session.