Volkswagen Golf / Golf GTI / Jetta. Manual - part 330

39-20

 

    

Fig. 9 

Heating final drive gear 
to approx. 100 C and 
installing 

-  Use bolts -A- from repair kit to 

guide final drive gear into position 
during installation. 

    

Use special bolts -1- with backing 
plates -2- and nuts -3- according to 
Parts catalog.  

Fig. 10  Bolting final drive gear -

A- and differential 
housing -B- together 

Differential, disassembling and assembling

39-21

 

    

Removing  

Installing  

Fig. 11  Removing and installing 

differential bevel gear 
shaft spring pin 

-  Cover tapered roller bearing inner 

race to avoid possible damage 
and ingress of metal particles. 

-  Knock out spring pin with chisel, 

inserting chisel into 
circumferential groove. 

-  Knock fully into differential cage. 

Differential, disassembling and assembling

39-22

 

    

Fig. 12  Installing differential 

bevel gears 

-  Lubricate one piece thrust washer 

with transmission oil and install. 

-  Install both large differential bevel 

gears and secure (e.g. with 
flanged shaft). 

-  Insert small differential bevel 

gears (180  apart) and pivot into 
position. 

-  Push differential bevel gear shaft 

(arrow -A-) in up to first small 
bevel gear. 

-  Position threaded pieces (arrow -

B-) in large bevel gears. 

   Installed position: shoulder to 

bevel gear 

-  Drive differential bevel gear shaft 

into final position and secure with 
spring pin. 

Differential, disassembling and assembling

39-23

 

Adjustment overview 

Note:  

If transmission repairs have been performed, it is only necessary to adjust the input 
shaft, output shaft for 1st-4th gear, output shaft 5th, 6th and reverse gear or differential if 
components have been replaced which have a direct effect on the adjustment of the 
transmission. Refer to the following table to avoid unnecessary adjustment:  

  

  

To be adjusted:  

  

  

Input 

shaft   

  

 

Page 

35-14

   

Output 

shaft   

1st-4th 

gear  

 

Page 

35-46

   

Output 

shaft  

5th, 6th 

and  

reverse 

gear  

 

Page 

35-76

   

Differential  

 

Page 39-

24

   

Replaced 
part:  

Transmission 
housing  

x  

x  

x  

x  

  

Clutch housing  

x  

x  

x  

x  

  

Input shaft  

x  

  

  

  

  

Output shaft for 1st-
4th gear  

  

x  

  

  

  

Output shaft  

5th, 6th and reverse 
gear  

  

  

x  

  

  

Differential housing  

  

  

  

x  

  

Input shaft tapered 
roller bearing  

x  

  

  

  

  

Output shaft 1st-4th 
gear  

tapered roller 
bearing  

  

x  

  

  

  

Output shaft 5th, 6th 
and reverse  

gear tapered roller 
bearing  

  

  

x  

  

Adjustment overview