22 Automatic Transmissions and Transaxles
Retaining
ring
Clutch
friction plates
Clutch
cylinder
Compression
rings (20)
Retaining ring
Steel clutch plate
Pressure
plate
Lugs mate
with input
shell
Hydraulic piston
with O-rings
Compression spring retainer
Retainer snap ring
Cover O-rings
Servo cover
Piston seals
Piston
Snap ring
Return spring
Cushion spring
Piston rod
Band assembly
Lining
Pin
Anchor strut
Band ends
Drum and forward
sun gear assembly
Note: Sun gear is
inside drum
Band servo
assembly
Figure 1-21. This exploded view of a multiple disc clutch shows all the components that make up a common clutch pack. Clutch
packs can be used to transmit power or to lock parts of the gear train to the case. (Ford)
Figure 1-22. The band and servo shown here are used to grab a drum and stop it from turning. Bands are always used to lock a
part of the gear train to the case. (Subaru)