Part #17X53
Replaced by #703590
Blade housing diagram
Part #28X23
Replaced by #703948
Drive assembly diagram
Part #15X43
Replaced by #703164
Blade housing diagram
Part #20551
Replaced by #492574MA
Blade housing diagram
Part #2X54
Replaced by #STD533107
Top half diagram
Part #26X179
The manufacturer no longer makes this part, and there's no substitute part
Part #15X42
Replaced by #15X42MA
Part #1X45
Replaced by #703822
Drive assembly diagram
Part #1X20
Replaced by #1X20MA
Drive assembly diagram
Part #2X53
Replaced by #703159