E12 Automatic gearbox

Hi Guys, i am rebuilding a E12 518 1979 model, is it true that the automatic gearbox is 3 speed, gears change nicely expect when it gets to gear 3 the revs are too high....it's like it can still go to 4th or fifth gear.
 

Peter@AEW

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Hi Guys, i am rebuilding a E12 518 1979 model, is it true that the automatic gearbox is 3 speed, gears change nicely expect when it gets to gear 3 the revs are too high....it's like it can still go to 4th or fifth gear.
Yes it is true.
A 3 speed box.
 
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