The A4 is a highway, also known as the R1 Highway, which runs between Beitbridge and Harare. From Beitbridge it passes through Rutenga, Ngundu, Masvingo, Mvuma, Chivhu before reaching Harare.

Beitbridge is a border town in the province of Matabeleland South, Zimbabwe. The name also refers to the border post and bridge spanning the Limpopo River, which forms the political border between South Africa and Zimbabwe. The border on the South African side of the river is also named Beitbridge.