At his first four-year-old start High Caste won the Victoria Park Flying Handicap in Sydney before placing third in the Canterbury Stakes. High Caste won the Hawkesbury Clarendon Handicap and then won the AJC Epsom Handicap carrying in a new race record time. After finishing second in the wfa Craven Plate High Caste then went to Melbourne where he won the Caulfield Stakes from Ajax by a ¾ length and equalled the course record. After a fourth in the Caulfield Cup High Caste ran second in the LKS Mackinnon Stakes on the Saturday before he dead heated with St Constant in the Yan Yean Stakes on Melbourne Cup Tuesday, then winning the G2 Linlithgow Stakes, for the second time, on VRC Oaks day. High Caste then won the C.B.Fisher Plate for the second time on the Saturday.