Disassembling and assembling input shaft

23 22

911 Carrera 4 Manual Transmission, Gears, Shafts

Note when:

No.

Description

Qty.

Removing

Installing

1

Collar nut

1

Undo with Special Tools

Use Special Tools 9177

9177 and 9105

and 9105, tighten with

250 Nm (184.5 ft.lb.).

Notch the collar to

secure

2

Cylindrical-roller bearing

Press off using suitable se

Heat up to approx.

parating device (e.g.

120 °C (248 °F) and

Kukko 17-1)

press into position with

suitable piece of tubing

3

Inner bearing race

1

Press off using suitable se

Heat up to approx.

parating device (e.g.

120 °C (248 °F) and

Kukko 17-1)

press into position with

suitable piece of tubing

4

Four-point bearing

1

5

Tensioning plate

1

Clamp in the vice (use

protective jaws). Select

5th gear, use input shaft

with pin-secured shift

rod / shift fork together.

Observe pos. of locks

(refer to Page 35-12)

6

Inner bearing race

1

Press off using suitable se

Heat up to approx.

parating vice

120°C (248 °F) and

(e.g. Kukko 17-1)

press into position using

suitable piece of tubing

7

Friction washer

1

Large flat-ground side

points towards needle-

roller assembly

8

Loose gear (4th gear)

1

Only replace in pairs

9

Synchronizing disk

1

Mark for refitting

Check for wear, assem

ble in correct position

with the same gear

wheel (cogs towards

driver dogs)

10

Needle-roller bearing

1

Mark

Assemble with the same

gear wheel

No.

Description

Removing

/hen: Installing

11

Inner race

1

Heat up to approx. 120°C (248 °F) and press Into position

12

Guide sleeve

1

Remove with gearshift sleeve

Gearshift sleeve and guide sleeve are matched, fit together with gearshift sleeve and synchronizing compon.

13

Gearshift sleeve (3rd and 4th gear)

1

Spring-loaded synchronizing components may jump out. Mark for refitting

Observe inst. position, mount together with guide sleeve and synchronizing components. Only replace in pairs

14

Driver dogs

3

Insert in correct position

15

Ball

3

16

Spring

3

Relaxed length = 11.8 + 0.3 mm, wire thickness = 0.8 mm. Do not confuse with springs for 1st and 2nd gears

17

Synchronizing disk

1

Mark for refitting

Check for wear, assemble in correct position with the same gear wheel (cogs toward driver dogs)

18

Loose gear (3rd gear)

1

Only replace in pairs

19

Needle-roller assembly

1

Mark for refitting

Assemble with the same gear wheel

20

Inner race

1

Heat up to approx. 120°C (248 °F) and press into position

21

Friction washer (1.85 mm thick)

1

22

Fixed gear (2nd gear)

1

Only replace in pairs. Collar points towards spacer

911 Carrera 4 Manual Transmission, Gears, Shafts

Note when:

No.

Description

Qty.

Removing

Installing

23

Spacer

1

24

Cylindrical-roller bearing -

1

Press off using suitable se

Heat up to approx.

inner race

parating device (e.g.

120°C (248 °F) and

Kukko 17-0)

press into position

25

Input shaft

1

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