Top half diagram
Part #20103
Replaced by #17000616
Mower housing diagram
Part #28X23
Replaced by #703948
Lower half diagram
Part #37X51
Replaced by #37X51MA
Mower housing diagram
Part #24384
Replaced by #492574MA
Top half diagram
Part #STD551025
The manufacturer no longer makes this part, and there's no substitute part
Part #20613
Replaced by #420613MA
Lower half diagram
Part #24582
Replaced by #24582MA
Lower half diagram
Part #10851Z
Replaced by #10851ZMA
Top half diagram
Part #26X179
The manufacturer no longer makes this part, and there's no substitute part
Top half diagram
Part #STD523107
The manufacturer no longer makes this part, and there's no substitute part