Transmission Housing Assembly Overview

Transmission Housing Assembly Overview





1 Transmission housing

• When replacing: adjust input shaft, refer to => [ Input Shaft Adjusting ] Adjustments, adjust output shaft and differential (final drive gear set), refer to => [ Adjustment Table ] Adjustment Table.

2 Oil seal for selector shaft

• Replacing (with transmission removed), refer to => [ Selector Shaft Oil Seal, with Transmission Removed ] Selector Shaft Oil Seal, With Transmission Removed.

• Replacing (with transmission installed), refer to => [ Selector Shaft Oil Seal, with Transmission Installed ] Selector Shaft Oil Seal, With Transmission Installed.

• Always replace.

• Pulling out, refer to => [ Pulling out oil seal for selector shaft with transmission disassembled ] Transmission Housing

• Driving in, refer to => [ Driving in seal for selector shaft ] Transmission Housing

• Use assembly sleeve to install (selector shaft remains installed), refer to => [ Selector Shaft Oil Seal, with Transmission Removed ] Selector Shaft Oil Seal, With Transmission Removed.

3 Tapered roller bearing outer race (right-side)

• For differential.

• If replaced: adjust differential (crown wheel), refer to => [ Crown Wheel Adjusting ] Crown Wheel Adjusting.

• Removing and installing => [ (Item 3) Outer race for tapered roller bearing (right-side) ] Differential Assembly Overview

4 Shim "S2"

• Note thickness.

• Table of adjustments, refer to => [ Adjustment Table ] Adjustment Table.

5 Bushing

• Secures magnet => [ (Item 6) Magnet ]

• Drive in (for example, with press tool (VW 408 A) when replacing transmission.

6 Magnet

• Clean

7 Ball head stud, 25 Nm

• Grease with (MoS2) grease.

8 Oil drain plug, 45 Nm

9 Oil seal

• For flange shaft (right-side).

• Removing, refer to => [ Removing flange shaft oil seal (right side) ] Differential

• Installing, refer to => [ Installing flange shaft oil seal (right side) ] Differential

10 Locking bushing

• For selector rod for 1st and 2nd gear.

• Removing and installing, refer to => [ Removing and installing locking bushing for selector rod ] Bearing Housing

11 Locking bushing

• For reverse gear selector rod.

• Removing and installing, refer to => [ Removing and installing locking bushing for selector rod ] Bearing Housing

12 Ball sleeve

• For selector rod for 1st and 2nd gear.

• Pulling out, refer to => [ Pulling front ball sleeve out of reverse gear
selector rod ] Bearing Housing

• Drive in until flush using guide pin (10 - 15).

13 Ball sleeve

• For selector rod for 3rd and 4th gear.

• Pulling out, refer to => [ Pulling front ball sleeve out of reverse gear selector rod ] Bearing Housing

• Drive in until flush using guide pin (10 - 15).

14 Shim "S3"

• Note thickness.

• Table of adjustments, refer to => [ Adjustment Table ] Adjustment Table.

15 Tapered roller bearing outer race

• For output shaft.

• Removing and installing => [ (Item 3) Tapered roller bearing outer race ] Pinion Shaft Assembly Overview

16 Bolt, 24 Nm

• Secures needle bearing => [ (Item 17) Needle bearing ] for input shaft.

17 Needle bearing

• For input shaft.

• Driving out, refer to => [ Driving out input shaft needle bearing from transmission housing ] Transmission Housing

• Driving in, refer to => [ Pressing in input shaft needle bearing until limit stop ] Transmission Housing

18 Oil collector

• With magnet.

• Installation position in transmission housing => [ Securing input shaft needle bearing ] Transmission Housing

19 Ball sleeve

• For selector shaft.

• Pulling out, refer to => [ Removing selector shaft ball sleeve ] Transmission Housing

• Driving in, refer to => [ Driving in ball sleeve for selector shaft ] Transmission Housing

20 Cap

• For transmission breather.

21 Breather pipe

• Drive in onto stop.

• Clip in cap for transmission breather.