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) Part Number: 12294058 (Cover,preamplifier) Part Number: 12294059 (No description) Part Number: 1229-406 (Junct) Part Number: 12294078 (Shim)