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Document Title New design C3 standard reference test tyres
Reference Number GRBP-78-28/Rev.1
Date
25 Aug 2023
Source(s) ETRTO
Rulemaking Area(s) UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
Meeting(s)
Related Documents
GRBP/2024/7 UN R117: Proposal for Supplement 16 to the 02 series of amendments (superseded)
Downloads
UNECE server .pdf format .pptx format
Excerpts from session reports related to this document
GRBP | Session 78 | 30 Aug-1 Sep 2023

20. The expert from ETRTO introduced a new design of the C3 Standard Reference Test Tyres (SRTTs) that are used as reference tyres for snow grip and wet adhesion performance (GRBP-78-28-Rev.1). The expert for Japan posed a question. The Chair invited ETRTO to submit a working document for consideration at the next session.