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Description of Clutch/Brake Functions

Fig 1: Identifying Automatic Transmission Clutch/Brake Components
G06498537Courtesy of SUZUKI OF AMERICA CORP.
PART FUNCTION CHART

Part Name Function
Overdrive clutch Meshes overdrive carrier and overdrive sun gear.
Overdrive brake Fixes overdrive sun gear.
Overdrive one-way clutch Meshes overdrive carrier and overdrive sun gear only when driven by engine.
Forward clutch Meshes input shaft and intermediate shaft.
Direct clutch Meshes input shaft with front sun gear and rear sun gear.
Second coast brake Fixes front sun gear and rear sun gear.
Second brake Fixes outer race of one-way clutch No. 1, to prevent front sun gear and rear sun gear from turning counterclockwise (reverse direction of engine input rotation direction).
Reverse brake Fixes front planetary carrier.
One-way clutch No. 1 Prevents front sun gear and rear sun gear from turning counterclockwise only when second brake is at work.
One-way clutch No. 2 Prevents front planetary - carrier from turning counterclockwise.
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