Golf Mk4
Dismantling and assembling differential |
Special tools and workshop equipment required |
t | Gearbox support -VW 353- |
t | Pressure plate -VW 401- |
t | Pressure plate -VW 402- |
t | Press tool -VW 407- |
t | Press tool -VW 408 A- |
t | Press tool -VW 412- |
t | Thrust plate -40-105- |
t | Thrust plate -3005- |
t | Tube -3259- |
t | Tube -3296- |
t | Tube -3345- |
t | Torque wrench -V.A.G 1332- |
t | Tapered roller bearing puller -V.A.G 1582- |
t | Adapter -V.A.G 1582/6- |
t | -1-Internal puller -Kukko 21/7- |
t | -4-Counter support -Kukko 22/2- |
Note
t | Heat tapered roller bearing inner race to 100° C before installing. |
t | Always renew both tapered roller bearings together as a set. |
t | If tapered roller bearings, differential cage, gearbox housing or clutch housing are renewed, adjust differential → Chapter. |
1 - | Gearbox housing |
2 - | Bolt |
q | The final drive gear ( → Item) and the differential housing ( → Item) are offered only as an assembly. |
q | Individual parts → Item, → Item, → Item , → Item and → Item have been discontinued. |
3 - | Differential cage |
q | The final drive gear ( → Item) and the differential housing ( → Item) are offered only as an assembly. |
q | Individual parts → Item, → Item, → Item , → Item and → Item have been discontinued. |
4 - | Final drive gear wheel |
q | The final drive gear ( → Item) and the differential housing ( → Item) are offered only as an assembly. |
q | Individual parts → Item, → Item, → Item , → Item and → Item have been discontinued. |
5 - | Backing plate |
q | The final drive gear ( → Item) and the differential housing ( → Item) are offered only as an assembly. |
q | Individual parts → Item, → Item, → Item , → Item and → Item have been discontinued. |
6 - | Nut, 40 Nm and turn 45° further |
q | Always renew |
q | The final drive gear ( → Item) and the differential housing ( → Item) are offered only as an assembly. |
q | Individual parts → Item, → Item, → Item , → Item and → Item have been discontinued. |
7 - | Clutch housing |
8 - | Shim |
q | For differential |
q | Determining thickness → Chapter |
9 - | Tapered roller bearing outer race |
q | Pulling out → Fig. |
q | Pressing in → Fig. |
10 - | Tapered roller bearing inner race |
q | Pulling off → Fig. |
q | Pressing on → Fig. |
11 - | Differential cage |
12 - | Tapered roller bearing inner race |
q | Pulling off → Fig. |
q | Pressing on → Fig. |
13 - | Tapered roller bearing outer race |
q | Pulling out → Fig. |
q | Pressing in → Fig. |
14 - | Washer |
q | → Chapter |
15 - | Seal |
q | For right flange shaft |
q | Left and right diameters differ |
q | Allocation → Electronic parts catalogue „ETKA“ |
q | Renewing with gearbox installed → Chapter |
16 - | Countersunk bolt, 25 Nm |
q | Screw into threaded piece ( → Item) |
17 - | Right flange shaft |
q | Do not interchange. Left and right flange shafts differ. |
q | Allocation → Electronic parts catalogue „ETKA“ |
q | From gearbox date 19 05 3, with protective ring |
q | Do not interchange, different diameter of left and right-hand protective ring |
q | Allocation → Electronic parts catalogue „ETKA“ |
q | Protective ring protects seal from dirt. |
q | Pry off protective ring using screwdriver on alternate sides |
q | Install with indentation facing away from threaded hole in flange shaft |
q | Push on protective ring to stop by hand |
q | Protective ring must engage in flange shaft |
18 - | Compression spring for flange shaft |
q | Installed behind flange shafts |
19 - | Thrust washer |
q | Installation position: shoulder faces spring, lugs, if present, face tapered ring |
20 - | Tapered ring |
q | With grooves to engage in thrust washer |
q | Installation position: taper towards differential cage |
21 - | Retaining ring |
q | Holds tapered ring, thrust washer and spring in position when flange shaft is removed |
22 - | Large differential bevel gear |
q | Installing → Fig. |
q | Allocation → Electronic parts catalogue „ETKA“ |
23 - | Differential pinion pin |
q | Drive out using drift |
q | Installing → Fig. |
q | Allocation → Electronic parts catalogue „ETKA“ |
24 - | Spring pin |
q | For securing differential pinion pin |
q | Allocation → Electronic parts catalogue „ETKA“ |
q | Removing and installing → Fig. |
25 - | Small differential bevel gear |
q | Installing → Fig. |
q | Allocation → Electronic parts catalogue „ETKA“ |
26 - | Threaded piece |
q | Installing → Fig. |
27 - | One-piece thrust washer |
q | Coat with gear oil when installing |
28 - | Left flange shaft |
q | Do not interchange. Left and right flange shafts differ. |
q | Allocation → Electronic parts catalogue „ETKA“ |
q | From gearbox date 19 05 3, with protective ring |
q | Do not interchange, different diameter of left and right-hand protective ring |
q | Allocation → Electronic parts catalogue „ETKA“ |
q | Protective ring protects seal from dirt. |
q | Pry off protective ring using screwdriver on alternate sides |
q | Install with indentation facing away from threaded hole in flange shaft |
q | Push on protective ring to stop by hand |
q | Protective ring must engage in flange shaft |
29 - | Seal |
q | For left flange shaft |
q | Left and right diameters differ |
q | Allocation → Electronic parts catalogue „ETKA“ |
q | Renewing with gearbox installed → Chapter |
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