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Home >> Ford >> 2020 >> Edge ST >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission, Transfer Case And Power Transfer Unit - 8-Speed Automatic Transmission - 8F57 (1 Of 2) >> Description And Operation >> Transmission Description - System Operation and Component Description >> Component Description >> Transmission External Sealing

Transmission External Sealing

The transmission main control cover has a reusable gasket.

The transmission fluid cooler tubes use 2 rubber seals with plastic backing rings to seal the tubes to the transmission case.

The LH halfshaft seal is a unitized seal pressed into the transmission case.

The RH halfshaft seal is a unitized seal pressed into the torque converter housing.

The selector shaft seal is a lip seal pressed into the transmission case.

The TSS uses an O-ring seal to seal the sensor to the transmission case.

The transmission has 1 pressure test tap plug.

The transmission fluid fill plug is near the LH halfshaft seal.

The transmission fluid drain plug is at the bottom of the transmission case.

The torque converter hub seal is a lip seal pressed into the torque converter housing.

GFD527484Courtesy of FORD MOTOR COMPANY
GFD527485Courtesy of FORD MOTOR COMPANY
GFD527486Courtesy of FORD MOTOR COMPANY
Item  Description 
1 RH Halfshaft seal
2 Torque converter hub seal
3 Transmission fluid drain plug
4 Main control cover gasket
5 Side cover gasket
6 LH Halfshaft seal
7 TSS Speed sensor
8 Transmission fluid fill plug
9 Manual control shaft seal
10 Transmission fluid cooler tube seals (2 required)
11 Pressure test tap plug