Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
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 # 502457030 Official Sears 20" moto-cross bicycle

Here are the diagrams and repair parts for Official Sears 502457030 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 65 parts  |
Brake Arm 304793
#5

Bendix coaster brake diagram

Brake arm

Part #304793

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

Decal No 1 72X546
#6A

Unit parts diagram

Decal no 1

Part #72X546

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

Seat Post 26755Z
#24

Unit parts diagram

Seat post

Part #26755Z

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

Expander 304808
#8A

Bendix coaster brake diagram

Expander

Part #304808

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

Cone 303343
#5

Front and rear hub diagram

Cone

Part #303343

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

Ret/balls 304668
#14

Bendix coaster brake diagram

Ret/balls

Part #304668

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

Rear Hub 32606PA

#NI

All parts diagram

Rear hub

Part #32606PA

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

Handlebar 32611
#3

Unit parts diagram

Handlebar

Part #32611

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

Fork Asm. 32645BDJ
#11

Unit parts diagram

Fork asm.

Part #32645BDJ

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

Steel Ball 303345
#2

Front and rear hub diagram

Steel ball

Part #303345

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

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Read more
Repair difficulty
Time required
 45 minutes or less

Articles and videos for front-engine lawn tractors

Should I get an electric riding mower?

Should I get an electric riding mower?

Get help deciding whether to make the switch to a battery-powered riding mower…

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