Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Sears
Cycling

Model # 502457490 Official Sears 20" moto-cross bicycle

Here are the diagrams and repair parts for Official Sears 502457490 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

?

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

Search
ALL PARTS
Showing 10 of 105 parts  |
R Wheel Assy 303013C
#21

Unit parts diagram

R wheel assy

Part #303013C

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

Sprocket 300424
#17C

Shimano rear hub diagram

Sprocket

Part #300424

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

Axle Mx 303520
#11

Unit parts diagram

Axle mx

Part #303520

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

Spk 7-9/16 303155
Spk 7-9/16

Part #303155

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

Hub Cone 300403
#19

Shimano rear hub diagram

Hub cone

Part #300403

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

Hub Nut 300434
#1

Shimano rear hub diagram

Hub nut

Part #300434

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

Retarder Sub 304809
#10A

Bendix coaster brake diagram

Retarder sub

Part #304809

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

20 In Mx For 303741BEK
20 in mx for

Part #303741BEK

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

Frame 32665
#1

Unit parts diagram

Frame

Part #32665

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

Bk. Arm Clip 304519
#22

Shimano rear hub diagram

Bk. arm clip

Part #304519

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…

Read more
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…

Read more
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…

Read more
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.…

Read more
How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Read more
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.…

Read more

Parts & More