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Power Flow In 6th Gear, Function - GF27.10-P-3021AHG

TRANSMISSION 722.9 in MODEL 463 as of model year 2013 

G13656981Courtesy of MERCEDES-BENZ USA

Function requirements for power flow in 6th gear, general 

Power flow in 6th gear, general 

The following multidisk brakes and multidisk clutches are engaged:

The power flow in 6th gear takes place via the following gear sets:

Ravigneaux gear set 

The small ring gear (5) is driven via the transmission input shaft. The long planetary gears (50) roll over the stalled sun gear (7) and transmit the increased torque and reduced rotational speed as a result to the dual planet carrier (6).

Rear single planetary gear set 

The ring gear (9) rotates at the same speed due to the mechanical connection to the dual planet carrier (6). The planetary gears (51) transmit the rotary motion to the sun gear (11). Sun gear (11) passes on the rotational speed to sun gear (14) via the closed multidisk clutch K3 (48).

Front single planetary gear set 

The transmission input torque and transmission input speed are transmitted to the ring gear (12) by the closed multidisk clutch K2 (47). The speed difference between the sun gear (14) and ring gear (12) results in a speed increase and torque reduction. These are passed on via the planet carrier (13) to the transmission output shaft. The transmission output shaft thus rotates with reduced transmission input speed in the direction of rotation of the engine.

  Overview of system components for automatic transmission (AT)   GF27.10-P-9992AHG