|(in)indirect shaft||(out)main shaft||ratio|
|1th gear||9 teeth||36 teeth||1:4|
|2th gear||14 teeth||32 teeth||1:2.28|
|3th gear||17 teeth||29 teeth||1:1.7|
|4th gear||20 teeth||26 teeth||1:1.3|
|backwards||17 teeth||33 teeth|
|sets 4th gear “long” available http://www.oldtimergarage.eu||21 teeth||25 teeth||1:1.19|
|22 teeth||24 teeth||1:1.09|
|23 teeth||23 teeth||1:1|
|set 3th gear “long” advised in combination with “long” 4th||18 teeth||28 teeth||1:1.55|
3 different types of casing, for oil bath air filter MT9-10 and 2 types for air filter MT11-16
Not all with 4 speed with reverse and semi automatic clutch !
There were also solo MT804 gearboxes, which came with the reverse (backwards 🙂 gear completely omitted. No reverse gear and no hole drilled in the casing for the reverse hand lever.
More at Tonja, the story of a re/build bike