Sears
Cycling

Model # 502459811 Official Sears 20" bmx bicycle

Here are the diagrams and repair parts for Official Sears 502459811 20" bmx 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 70 parts  |

Kickstand 302336
#13

Unit parts diagram

Kickstand

Part #302336

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

Wheel 303013CF-CCE
#20

Unit parts diagram

Wheel

Part #303013CF-CCE

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

F Axle Set 303518
#11

Unit parts diagram

F axle set

Part #303518

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

Sprocket 34998
#22

Shimano rear hub diagram

Sprocket

Part #34998

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

Brake Shoe 308697
#1

Caliper brake diagram

Brake shoe

Part #308697

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

Tire 040003
#9A

Unit parts diagram

Tire

Part #040003

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

Grip 35327
#2

Unit parts diagram

Grip

Part #35327

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

Clutch Washer 300468
#11

Shimano rear hub diagram

Clutch washer

Part #300468

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

Pad Blue 35896
#32

Unit parts diagram

Pad blue

Part #35896

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

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…

Main causes: punctured tire, damaged rim…

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Main causes: dirty carburetor, stale fuel…

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

Repair guides for gas snowblowers

These step-by-step repair guides will help you safely fix what’s broken on your snowblower.

How to replace a snowblower fuel filter

How to replace a snowblower fuel filter

Replace the fuel filter on your snowblower if it's clogged or damaged.…

Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower shave plate

How to replace a snowblower shave plate

Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower.…

Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower chute control gearbox assembly

How to replace a snowblower chute control gearbox assembly

Replace the chute control gearbox on your snowblower if it's stripped or damaged.…

Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas snowblowers

Use the advice and tips in these articles and videos to get the most out of your snowblower.

How to make your snowblower last longer

How to make your snowblower last longer

Learn the steps to take to adjust and maintain your snowblower so it lasts longer.…

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

Snowblower chute won't turn: troubleshooting chute control and gearbox problems video

Snowblower chute won't turn: troubleshooting chute control and gearbox problems video

Learn how to replace the chute control assembly and gearbox if the chute on your snowblower won't turn.…