Part #15X79
Replaced by #703409
Part #STD533107
The manufacturer no longer makes this part, and there's no substitute part
Part #15X88Z
The manufacturer no longer makes this part, and there's no substitute part
Part #20613
Replaced by #420613MA
Part #15X85
Replaced by #703333
Top half diagram
Part #17X102Z
Replaced by #703128
Lower half diagram
Part #18051Z
Replaced by #10851ZMA
Mower housing diagram
Part #28X23
Replaced by #703948
Lower half diagram
Part #133X3
Replaced by #90594MA
Top half diagram
Part #STD551025
The manufacturer no longer makes this part, and there's no substitute part