545RFE Automatic Transmission (Service Information): Clutches-Holding: Description

Fig 1: 2C and 4C Clutch Components

Courtesy of DAIMLERCHRYSLER CORP.

1 - SEAL	8 - REACTION PLATE
2 - 2C PISTON	9 - SNAP-RING
3 - PLATE	10 - RETURN SPRING
4 - DISC	11 - SEAL
5 - 2C BELLEVILLE SPRING	12 - 4C PISTON
6 - SNAP-RING	13 - 4C RETAINER/BULKHEAD
7 - SNAP-RING (SELECT)	-

Three hydraulically applied multi-disc clutches are used to hold some planetary geartrain components stationary while the input clutches drive others. The 2C, 4C, and Low/Reverse clutches are considered holding clutches. The 2C and 4C clutches are located in the 4C retainer/bulkhead (13). See Fig 1

Fig 2: Identifying Low/Reverse Clutch & Overrunning Clutch Components

Courtesy of DAIMLERCHRYSLER CORP.

1 - SNAP-RING (SELECT)	8 - SEAL
2 - REACTION PLATE	9 - BELLEVILLE SPRING
3 - DISC	10 - RETAINER
4 - PLATE	11 - SNAP-RING
5 - L/R CLUTCH RETAINER	12 - OVERRUNNING CLUTCH
6 - SEAL	13 - SNAP-RING
7 - PISTON

The Low/Reverse clutch is located at the rear of the transmission case. See Fig 2