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Gearbox case parts
inner gears, 3 synchromesh with cone ring, up to October 1962
Inner gears, 3 synchromesh with baulk ring, A-type, October 1962 up to September 1964
Inner gears, 3 synchromesh with baulk ring, B-type, September 1964 up to September 1968
Inner gears, 4 synchromesh, from September 1968 up to 1979
Inner gears, 4 synchromesh, from 1979 on
Inner selectors, 3- and 4 synchromesh, "magic wand" and "remote control" type gearbox, up to December 1972
Inner gear selectors, 4 synchromesh, "rod change type" gearbox, January 1973 on
Gear change, "magic wand type" gearbox, up to September 1968
Gear change, "remote control type" gearbox, up to December 1972
Gear change, "rod change type" gearbox, January 1973 on
Differential - manual gearbox
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