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Proposal for amendments to Regulation No. 90
Document GRRF/2014/23/Rev.1
5 February 2015

Revised proposal by Italy to introduce requirements for the approval of replacement brake discs for L-category (motorcycle and related) vehicles pursuant to comments received at the September 2014 GRRF session.

Submitted by Italy
Status: Superseded
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Previous Documents, Discussions, and Outcomes
6. | Regulation No. 90 (Replacement brake linings)

26. The expert from Italy presented GRRF-80-31, introducing ECE/TRANS/WP.29/GRRF/2014/23/Rev.2 and GRRF-80-37 and proposing requirements for the approval of replacement brake discs for L‑category vehicles, taking into consideration the latest technologies available in the market as well as comments received during the previous session of GRRF. GRRF adopted the proposal with the following amendments:

(a) the proposed transitional provisions (paras 12.1 to 12.6) shall be deleted;
(b) The note under Table A15/2.9 shall read: “There are no groups…”

6. | Regulation No. 90 (Replacement brake linings)

24. The expert from Italy presented GRRF-79-30, introducing the amendments proposed in ECE/TRANS/WP.29/GRRF/2014/23/Rev.1 as amended by GRR-79-11 and GRRF 79 13 on new requirements for the approval of replacement brake discs for L category vehicles, taking into consideration the latest technologies available in the market.

25. The proposal received some comments. GRRF agreed to revisit this item on the basis of a revised proposal to be submitted by the expert from Italy and taking into account all the comments received

6. | Regulation No. 90

23. The expert from Italy presented ECE/TRANS/WP.29/GRRF/2014/23 proposing new requirements for the approval of replacement brake discs for L-category vehicles, taking into consideration the latest technologies available in the market.

24. The proposal received some comments. The expert from Spain recalled the work done on this matter by the informal group on UN Regulation No. 90. GRRF requested that an overview of the differences between this proposal and the outcome of the IWG in 2009. GRRF agreed to revisit this item on the basis of this document or a revised proposal submitted by the expert from Italy taking into account all the comments received.

Related and Previous Documents
GRRF/2014/23
GRRF-79-11
GRRF-79-13
GRRF/2014/23/Rev.2
Relates to UN R90 |