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M/T - Modifications

84VW03
Applies To


Vanagon


Waterboxer
Group


35
Subject

4-Speed Manual Transmission - 091/1

Part Identifier N/A
Key Points

Modifications


A102
Number


84-02

October 4, 1984
Transmissions installed in vehicles produced before May, 1984 are subject to refinements currently used in production.. Transmissions needing repair should be inspected and repaired as necessary according to following procedures with parts required according to transmission date of manufacture (see transmission housing code).



Selector shaft, modifications
^ external repairs performed with transmission installed
Note

Only latest version parts will be supplied as spare parts.


CAUTION

Part numbers are for reference only. Always check with your Parts Department for latest parts information.

A - Selector shaft
- replace complete shaft with new version B - Selector shaft cover
^ provided with shoulder for spring to maintain proper position when assembling
- replace cover and O-ring



Internal repairs (requiring disassembly of transmission)

Shift forks/synchronizers, modifications
C - Shift forks/rails
^ 1st/2nd and 3rd/4th gear shift forks/rails are rivited and welded to maintain proper alignment to each other
- replace with new shift forks/rails

D - Synchronizers
^ 1st/2nd and 3rd/4th gear synchronizers have been changed to prevent jumping out of gear
^ changes cannot be detected visually
- replace with new version synchronizers




Reverse shift fork/rail, modifications
E - Reverse shift fork/rail
^ mating surfaces of fork/rail have splines to properly align to each other
^ reverse shift rail is lengthened
and has two bearing shells which ride in 3rd bearing which is housed in boss provided in gear carrier cover
- replace with all new version parts



Reverse gear/shaft, modifications
F - Reverse gear/shaft
^ diameter of reverse gear shaft bearing pin A increased from 12 to 18 mm
^ bearing carrier hole increased to fit
^ thickness of support plate B increased from 5 to 6 mm and thrust washer between plate and reverse gear is deleted
^ reverse gear provided with shoulder
- replace with all new version parts only if reverse shaft pin A is loose in bearing carrier

Note

Thrust washer between support plate and reverse gear must be removed if new version reverse shaft is installed



Parts requirements (based on transmission date of manufacture)

Note

Previous version parts are not available and must be replaced by latest version listed below.
CAUTION

Part numbers are for reference only. Always consult your Parts Department for latest parts information.