Could anyone tell me the correct size for the front caliper im reading 312 in some place and 288 in others, need new ones are mines are warped badly, Also looking to change my suspension but dont want to make the ride too harsh

Edited 22 February, 201511 yr by djmillsy

Octy VRS mk1 front disc diameter is 312 mm as standard

i thought that just anted to make sure cheers mate