Question: what is n rated tyres?
Answer: What does N-Rated Tyres Mean? If the tyres pass all the tests, Porsche gives the manufacturer the go-ahead to put the tyres into production and then they can proudly claim they are an N-rated Porsche OEM (Original Equipment Modifier) Tyres. The N-ratings go from 0 (zero) to 4, marked as N-0, N-1 etc.