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[F1ANNEX IV U.K. Verification procedure

Table 1

Measured parameter Verification tolerances
Rolling resistance coefficient (fuel efficiency) The aligned measured value shall not be greater than the upper limit (the highest RRC ) of the declared class by more than 0,3 kg/ 1 000 kg.
External rolling noise The measured value shall not be greater than the declared value of N by more than 1 dB(A).
Wet grip The measured value shall not be lower than the lower limit (the lowest value of G ) of the declared class.]