The peak lies on the main ridge of the Batura Muztagh, about 7 km (4 mi) east of Batura Sar. The date of the first successful ascent of Passu Sar is disputed. It has been reported as first climbed on 7 August 1994 by the German team of Max Wallner, Dirk Naumann, Ralf Lehmann, and Volker Wurnig.