Minimum permitted tyre load index and speed rating for tyresUpdated 05/17/2021The table below shows minimum permitted load index (LI) and speed rating (SS) for tyres.Engineman/autMinimum permitted load index (LI)1Minimum permitted speed rating (SS)2B3(B420T4)aut94HB4(B420T6)aut94HB4(B420T5)aut94HB4(D420T8)aut94HB5(B420T2)aut94HB5 AWD(B420T2)aut94HB5 AWD(B420T10)aut94HB6 AWD(B420T)aut94H