Posted 1/15/2022 05:36 (#9440829 - in reply to #9440824) Subject: RE: old iron
deep SW On.
Maybe they survived because they were simple and easily re-buidable by the farmer .Unless the frames rusted out everything else could be repaired/replaced.
I am not sure but I don't think dad ever had an on farm dealer service man out to fix anything until around 1991 when we got a 9000 series combine.