Part Number: 12294015-98 (Spacer) Part Number: 122940-19 (Switch and bracket) Part Number: 122940-23 (Component) Part Number: 122940-24 (Switch) Part Number: 122940-25 (Switch & bracket) Part Number: 12294028 (Component) Part Number: 1229-403 (Junct) Part Number: 1229-404 (Junct) Part Number: 12294041 (Knob ea19207) Part Number: 12294044 (Back plane) Part Number: 1229-405 (Junction box) Part Number: 12294051 (Knob assy) Part Number: 12294051-1 (Component) Part Number: 12294057 (Cover postamplifier)