Here are the diagrams and repair parts for Official Sears 489451780 20" lightweight bicycle, as well as links to manuals and error code tables, if available.

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Browse Parts for489451780 20" Lightweight Bicycle

#26
Unit parts diagram
Rr fndr/brc
Part #051017
The manufacturer no longer makes this part, and there's no substitute part
#33
Unit parts diagram
Ming ta bicycle brake shoe set
Part #104002
The manufacturer no longer makes this part, and there's no substitute part
#21
Unit parts diagram
Chain
Part #072013
The manufacturer no longer makes this part, and there's no substitute part
#25
Unit parts diagram
Roadmaster rear axle and bearing set
Part #054001
The manufacturer no longer makes this part, and there's no substitute part
#11
Unit parts diagram
Rim strip
Part #042006
The manufacturer no longer makes this part, and there's no substitute part
#4
Unit parts diagram
Exp blt/wdg
Part #008024
The manufacturer no longer makes this part, and there's no substitute part
#20
Unit parts diagram
Pedal
Part #070002
The manufacturer no longer makes this part, and there's no substitute part
#17
Unit parts diagram
Kickstand
Part #076031
The manufacturer no longer makes this part, and there's no substitute part
#40
Unit parts diagram
Drlr cbl/csg
Part #087509
The manufacturer no longer makes this part, and there's no substitute part
#16
Unit parts diagram
Frt fndr/brc
Part #100012
The manufacturer no longer makes this part, and there's no substitute part