Part #STD533107
The manufacturer no longer makes this part, and there's no substitute part
Wiring diagram diagram
Part #24273
Replaced by #5021451SM
Motion drive diagram
Part #21544
Replaced by #1727261SM
Motion drive diagram
Part #37X45
Replaced by #37X45MA
Motion drive diagram
Part #21521
Replaced by #17X160MA
Blade housing diagram
Part #166X4
Replaced by #166X4MA
Blade housing suspension diagram
Part #55449
Replaced by #1753233YP
Steering system diagram
Part #407047
Replaced by #407047MA
Motion drive diagram
Part #407049
Replaced by #407049MA
Steering system diagram
Part #15X61
Replaced by #15X61MA