Opel Frontera UBS. Manual - part 1477

7A–150

AUTOMATIC TRANSMISSION (AW30-40LE)

FRONT PLANETARY GEAR

DISASSEMBLY

247RY00022

247RY00021

INSPECTION AND REPAIR

Check front planetary ring gear bushing

Using a dial indicator, measure the inside diameter of
the planetary ring gear bushing.

If the inside diameter is greater than the maximum,
replace the planetary ring gear.

Disassembly steps

1. Race

2. Thrust bearing

3. Race

4. Front planetary gear

5. Race (Metal)

6. Thrust bearing

7. Race

mm (in.)

Maximum inside diameter

24.08 (0.9480)

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–151

REASSEMBLY

247RY00045

Reassembly steps

▲

 1. Thrust bearing and race

▲

 2. Race (Metal)

▲

 3. Thrust bearing and race

▲

 4. Race

7A–152

AUTOMATIC TRANSMISSION (AW30-40LE)

247RY00023

247RY00024

247RY00025

247RY00026

Important operations

1. Thrust bearing and race

Coat the races and bearing with petroleum jelly.
Install the race and bearing to the rear side of the planetary
gear.

2. Race (Metal)

Turn over the planetary gear and install the race.
Make sure that the lugs fit into the holes on the planetary
gear.

3. Thrust bearing and race

Coat the races and bearing with petroleum jelly.
Install the race and bearing onto the rear side of the
planetary ring gear.

4. Race

Turn over the planetary ring gear and install the race onto
the front side of the planetary ring gear.

mm (in.)

Inside

Outside

Bearing

35.6 (1.402)

47.7 (1.878)

Race

33.7 (1.327)

47.6 (1.874)

Bearing and races diameter (Reference) 

mm (in.)

Inside

Outside

Race

34.3 (1.350)

47.8 (1.882)

mm (in.)

Inside

Outside

Race

30.6 (1.205)

53.6 (2.110)

Bearing

32.7 (1.287)

47.7 (1.878)

Races and bearing diameter (Reference)

 mm (in.)

Inside

Outside

Race

26.8 (1.055)

47.0 (1.850)

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–153

PLANETARY SUN GEAR AND NO.1 ONE–WAY CLUTCH

DISASSEMBLY

248RY00050

Disassembly steps

1. One–way clutch and second brake hub

2. Thrust washer (Plastic)

▲

 3. Oil seal ring (Metal)

▲

 4. Snap ring

5. Snap ring