The R37 heads southwards for 30 kilometres to meet the northern terminus of the R579 Road. At this junction, it turns to the south-east and proceeds for 7 kilometres to meet the eastern terminus of the R518 Road north of Lebowakgomo. At this junction, the R37 turns to the east and becomes the first section of the Orrie Baragwanath Pass. It goes eastwards for 25 kilometres to reach a junction south of Ga-Makgoba, where the Orrie Baragwanath Pass becomes the road to the north-east while the R37 remains as the easterly road. Just after, the R37 crosses the Olifants River.