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Multi-disk brake, location/task/design - GF27.51-P-5104N: Notes

TRANSMISSION 722.9 in MODEL 171.4, 203, 209, 211, 215, 219, 220, 230 

TRANSMISSION 722.9 in MODEL 463.303 /340 /341 

Fig 1: Identifying Multi-Disk Brake - Transmission 722.9
G04732617Courtesy of MERCEDES-BENZ USA
  Multi-disk brake, location 4 multi-disk brakes made up of multi-disk brake B1 (7), multi-disk brake B3 (10), multi-disk brake BR (13) and multi-disk brake B2 (15) are arranged in the planetary gear systems in the transmission housing.  
  Multi-disk brake, task To support the ring gear, sun gear or planet carrier of a planetary gear set relative to the transmission housing, to transmit the drive torque.  
  Multi-disk brake, design   GF27.51-P-5104-03N