Drive system diagram
Part #STD581075
Replaced by #812000029
Blade housing diagram
Part #37X57
Replaced by #37X57MA
Get free shipping with Automatic Reorder
Part #20613
Replaced by #420613MA
Blade housing diagram
Part #24384
Replaced by #492574MA
Blade housing diagram
Part #17X155
Replaced by #17X166MA
Blade housing diagram
Part #15X100
Replaced by #15X100MA
Transmission diagram
Part #30X50
Replaced by #703312
Part #STD624003
The manufacturer no longer makes this part, and there's no substitute part
Blade housing diagram
Part #55452
Replaced by #774090MA
Part #15X98
Replaced by #703893