Factbox: How South Africa's ANC will pick Zuma's successor

FILE PHOTO: South Africa's President Jacob Zuma gestures during the last day of the six-day meeting of the African National Congress 5th National Policy Conference at the Nasrec Expo Centre in Soweto, South Africa, July 5, 2017. REUTERS/Siphiwe Sibeko/File Photo

JOHANNESBURG (Reuters) - South Africa's ruling African National Congress (ANC) will elect a new party leader to succeed President Jacob Zuma at a conference in December. The winner will be favourite to become South African president after a 2019 election.

The frontrunners are Deputy President Cyril Ramaphosa and Nkosazana Dlamini-Zuma, former chair of the African Union and Zuma's ex-wife. Other candidates include ANC Treasurer General Zweli Mkhize and Human Settlements Minister Lindiwe Sisulu

Below are the main stages of the process by which the ANC will choose its new leader.

(Reporting by Alexander Winning; Editing by Matthew Mpoke Bigg)