Part #STD533107
The manufacturer no longer makes this part, and there's no substitute part
Wiring diagram
Part #91275
Replaced by #691959
Motion drive diagram
Part #21544
Replaced by #1727261SM
Engine mount diagram
Part #25X7
Replaced by #2828635SM
Wiring diagram
Part #91031
Replaced by #91031SEMA
Wiring diagram
Part #24273
Replaced by #5021451SM
Mower housing diagram
Part #91871E700
Replaced by #91871E701MA
Mower housing diagram
Part #17X124
Replaced by #17X124MA
Mower housing diagram
Part #166X4
Replaced by #166X4MA
Mower housing diagram
Part #18X33
Replaced by #18X33MA