Can’t find your part? Contact us:

+1-309-603-4777

Cycling

Model # 502457031 Official Sears 20" moto-cross bicycle

Here are the diagrams and repair parts for Official Sears 502457031 20" moto-cross 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

ALL PARTS

Showing 10 of 72 parts |

Spk 11-9/32 303157

Unit parts diagram

Spk 11-9/32

Part #303157

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

Axle Mx 303520

#NI

All parts diagram

Axle mx

Part #303520

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

Hngr Lck Nut 8512Z

Crank hanger bearing set diagram

Hngr lck nut

Part #8512Z

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

Seat Post 26755Z

Unit parts diagram

Seat post

Part #26755Z

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

Bearing 8558

Crank hanger bearing set diagram

Bearing

Part #8558

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

Lock Nut 8500Z

Head bearing set diagram

Lock nut

Part #8500Z

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

Nbr Plate 32683

Unit parts diagram

Nbr plate

Part #32683

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

Rear Wheel 303035C

Unit parts diagram

Rear wheel

Part #303035C

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

Saddle Suprt 303740

Unit parts diagram

Saddle suprt

Part #303740

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

Decal No 1 72X546

Unit parts diagram

Decal no 1

Part #72X546

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

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing...

Repair guides for top-mount refrigerators

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 the compressor run capacitor in a top-freezer refrigerator

How to replace the compressor run capacitor in a top-freezer refrigerator

The run capacitor sends electric current to the compressor motor to help the motor run efficiently. Replace the run capa...

Repair difficulty

Time required

15 minutes or less

How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost....

Repair difficulty

Time required

15 minutes or less

Articles and videos for top-mount refrigerators

How to Replace the Water Filter in a GE Refrigerator

How to Replace the Water Filter in a GE Refrigerator

See how to install the water filter on your GE refrigerator, no matter the filter type or refrigerator style....

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....

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....

Stay Connected