Opel Frontera UBS. Manual - part 2564

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–119

252L100009

252RY00031

Check OD direct clutch drum bushings

Using a dial indicator, measure the inside diameter of the
clutch drum bushings.

If the inside diameter is greater than the maximum, replace
the clutch drum.

Check OD planetary gear bushing

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

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

mm (in.)

Maximum inside diameter

27.11 (1.0673)

mm (in.)

Maximum inside diameter

11.27 (0.4437)

7A–120

AUTOMATIC TRANSMISSION (AW30-40LE)

REASSEMBLY

252L100010

Reassembly steps

▲

 1. Thrust washer

▲

 2. OD one-way clutch

▲

 3. Retaining plate

▲

 4. Snap ring

▲

 5. Race

▲

 6. Ring gear flange

▲

 7. Snap ring

▲

 8. Thrust bearing

▲

 9. O-ring

▲

 10. OD direct clutch piston with O-ring

▲

 11. Piston return spring

▲

 12. Snap ring

▲

 13. Flange, disc and plate

▲

 14. Snap ring

▲

 15. Thrust bearing

▲

 16. OD direct clutch assembly

AUTOMATIC TRANSMISSION (AW30-40LE)

7A–121

252RY00032

252RY00033

252RY00026

252RY00024

Important operations

1. Thrust washer

Install the thrust washer to the OD planetary gear, facing
the grooved side upward.

2. OD one-way clutch

Install the one-way clutch into the outer race, with the
flanged side of the one-way clutch facing upward.

Install OD one-way clutch with outer race to overdrive
planetary gear.

3. Retaining plate

4. Snap ring

Install retaining plate, then install snap ring, using a
screwdriver.

7A–122

AUTOMATIC TRANSMISSION (AW30-40LE)

252RY00034

252RY00023

252RY00022

252RY00035

5. Race

Coat the race with petroleum jelly and install it to the
planetary gear.

6. Ring gear flange

Install ring gear flange to OD planetary ring gear.

7. Snap ring

Install snap ring, using a screwdriver.

8. Thrust bearing

Coat the race and bearing with petroleum jelly and install
them onto the OD planetary ring gear.

Race diameter (Reference) 

  mm (in.)

Inside diameter

27.3 (1.075)

Outside diameter

41.8 (1.646)

Race and bearing diameter (Reference)

mm (in.)

Inside

Outside

Race

24.2 (0.953)

47.8 (1.882)

Bearing

26.0 (1.024)

46.8 (1.843)