Assembly Procedure

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Fig 1: Identifying Fourth Clutch Assembly

Courtesy of GENERAL MOTORS CORP.

Inspect the fourth clutch assembly for the following conditions:
- Wear or damage to the steel plates (502, 528)
- Peened splines, flaking or worn fiber on the fiber plate assemblies (501), (529) and (530)
Inspect the fourth clutch shaft assembly (504) for the following conditions:
- Cut or worn fourth clutch plate splines
- Stripped input sun gear splines
- A damaged bushing journal
- Cracks or damage to the hub or shaft

Fig 2: Locating Fourth Clutch Shaft Assembly

Courtesy of GENERAL MOTORS CORP.

Install the fourth clutch shaft assembly (504) into the case through the driven sprocket. The fourth clutch shaft assembly (504) must fully seat into the input sun gear.
Install the drive link lube scoop (608) into the case.

Fig 3: Identifying Fourth Clutch Components

Courtesy of GENERAL MOTORS CORP.

Install the fourth clutch apply plate (528) over the fourth clutch shaft assembly and into the driven sprocket support with the machined side towards the driven sprocket.
Install the remaining fourth clutch plates, starting with a fiber plate assembly (501) and alternating with steel plates (502). Some models use fiber on one side of each inner and outer plate (529, 530). Install with the fiber side up.
The fourth clutch steel plates (502, 528) should align with the driven sprocket support as shown.