Part #15X85
Replaced by #703333
Mower housing diagram
Part #28X23
Replaced by #703948
Top half diagram
Part #17X102Z
Replaced by #703128
Part #20613
Replaced by #420613MA
Top half diagram
Part #26X179
The manufacturer no longer makes this part, and there's no substitute part
Lower half diagram
Part #20715
Replaced by #37X51MA
Lower half diagram
Part #20682
Replaced by #165X58MA
Part #15X79
Replaced by #703409
Lower half diagram
Part #20864
Replaced by #11X16MA
Part #15X88Z
The manufacturer no longer makes this part, and there's no substitute part