1-2-3-4 Clutch Backing Plate Retaining Ring Measurement

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Fig 1: 1-2-3-4 Clutch Backing Plate Retaining Ring Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedures Install the 1-2-3-4 and 3-5 reverse clutch housing with the 1-2-3-4 clutch plates installed, onto the torque converter housing. Install the DT 47868-2 onto the torque converter housing. See Special Tools . Install DT 47868-1 onto the 1-2-3-4 clutch backing plate. See Special Tools . Install the J 26900-13 onto DT 47868-2 . See Special Tools . Attach the J 8001 to the J 26900-13 and zero out the dial indicator on the DT 47868-1 . See Special Tools . Special Tools DT 47868-1 Clutch Pack Travel Weight. See Special Tools . DT 47868-2 Magnetic Base Adapter. See Special Tools . J 8001 Dial Indicator Set J 26900-13 Magnetic Base. See Special Tools .
1	1-2-3-4 Clutch Apply Passage Tip: Apply compressed air to the apply passage hole, at least 3 times and observe the dial indicator measurement each time. This action "fluffs" the clutch plates to ensure an accurate measurement. Refer to Clutch Backing Plate Retaining Ring Specifications (6L80) .

Callout

Component Name

Preliminary Procedures

Install the 1-2-3-4 and 3-5 reverse clutch housing with the 1-2-3-4 clutch plates installed, onto the torque converter housing.
Install the DT 47868-2 onto the torque converter housing. See Special Tools .
Install DT 47868-1 onto the 1-2-3-4 clutch backing plate. See Special Tools .
Install the J 26900-13 onto DT 47868-2 . See Special Tools .
Attach the J 8001 to the J 26900-13 and zero out the dial indicator on the DT 47868-1 . See Special Tools .

Special Tools

DT 47868-1 Clutch Pack Travel Weight. See Special Tools .
DT 47868-2 Magnetic Base Adapter. See Special Tools .
J 8001 Dial Indicator Set
J 26900-13 Magnetic Base. See Special Tools .

1-2-3-4 Clutch Apply Passage
Tip: Apply compressed air to the apply passage hole, at least 3 times and observe the dial indicator measurement each time. This action "fluffs" the clutch plates to ensure an accurate measurement. Refer to Clutch Backing Plate Retaining Ring Specifications (6L80) .