Cogwheel railcars Bhe 1/2 # 25 and # 21 of the Pilatusbahnen, both built in 1937, are following each other on sight distance through the Eselwand in a grade of 48.0 % (Locher cogwheel system), running as part of train CC 13 from Alpnachstad to Pilatus Kulm. Train CC 13 consisted of railcars Bhe 2/2 # 41 and Bhe 1/2 # 25, # 21, # 26 and # 30.
