Lowest permitted tyre load index and speed rating for tyresUpdated 19/03/2020The table below shows the minimum permitted load index (LI) and speed rating (SS).Engineman/autMinimum permitted load index (LI)1Minimum permitted speed rating (SS)2T5 B4204T23aut93 (953)VT6 AWD B4204T27aut93 (953)WT6 AWD B4204T29aut93 (953)WD3 D4204T16man93 (953)HD3 D4204T16aut93 (953)HD4 D4204T14man93 (953)VD4 D4204T14aut93 (953)V