Drive control/gear case/wheels diagram
Part #83923
Replaced by #532409149
Engine/housing/handle diagram
Part #145212
Replaced by #532409149
Drive control/gear case/wheels diagram
Part #189403
Replaced by #581840401
Drive control/gear case/wheels diagram
Part #188291
Replaced by #532188291
Drive control/gear case/wheels diagram
Part #67725
Replaced by #532067725
Engine/housing/handle diagram
Part #88652
Replaced by #532088652
Engine/housing/handle diagram
Part #198170
Engine/housing/handle diagram
Part #850733X004
Replaced by #532850733
Engine/housing/handle diagram
Part #163183
Replaced by #596031601
Drive control/gear case/wheels diagram
Part #183688
The manufacturer no longer makes this part, and there's no substitute part