5Z 511 then 4Z 555 at Johannesburg
Kimberley → Johannesburg → Durban
Timetable, Johannesburg time
16:555Z 511 from Kimberley at the gate
15:054Z 555 to Durban leaves the gate
22 h 10 apart on the timetable, overnight
4Z 555 leaves 22 h 10 after 5Z 511 arrives on the timetable: more than half a day, so not a connection we count.