Sears
Cycling

Model # 512878890 Official Sears 18" sidewalk bicycle

Here are the diagrams and repair parts for Official Sears 512878890 18" sidewalk bicycle, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 47 parts  |

Link Cover STD316659
Link cover

Part #STD316659

The manufacturer no longer makes this part, and there's no substitute part

Washer STD551037
#84

Replacement parts diagram

Washer

Part #STD551037

The manufacturer no longer makes this part, and there's no substitute part

Lock Nut STD541410
Lock nut

Part #STD541410

The manufacturer no longer makes this part, and there's no substitute part

Head Bearing 219-368
#3

Replacement parts diagram

Head bearing

Part #219-368

The manufacturer no longer makes this part, and there's no substitute part

Screw 216-3871A
Screw

Part #216-3871A

The manufacturer no longer makes this part, and there's no substitute part

Screw STD601103
#21

Replacement parts diagram

Screw

Part #STD601103

The manufacturer no longer makes this part, and there's no substitute part

Saddle Post 5449A-665
#39

Replacement parts diagram

Saddle post

Part #5449A-665

The manufacturer no longer makes this part, and there's no substitute part

Owner's Manual 228-2229

#NI

All parts diagram

Owner's manual

Part #228-2229

The manufacturer no longer makes this part, and there's no substitute part

Pedal 241-881
#30

Replacement parts diagram

Pedal

Part #241-881

The manufacturer no longer makes this part, and there's no substitute part

Train Whl Ar 5989A-665
Train whl ar

Part #5989A-665

The manufacturer no longer makes this part, and there's no substitute part

Repair guides for bottom-mount refrigerators

How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator defrost control assembly

How to replace a refrigerator defrost control assembly

Follow these steps to replace the defrost control assembly if your Kenmore or LG French door refrigerator displays an er…

Repair difficulty
Time required
 120 minutes or less

Articles and videos for bottom-mount refrigerators

How to Replace the Water Filter in a Maytag Refrigerator

How to Replace the Water Filter in a Maytag Refrigerator

No matter what style Maytag refrigerator you have, we can walk you through replacing the water filter.…

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…