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UN Regulation No. 117
Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
Overseen by GRB, GRRF, and GRBP
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Revision 4 | Amendment 8
Revision 4 | Amendment 8 reproduces the following amendment(s):
02 series of amendments | Supplement 15 (24 Sep 2023)
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