Sears
Cycling

Model # 545451660 Official Sears 20" bmx bicycle

Here are the diagrams and repair parts for Official Sears 545451660 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 48 parts  |

Lifestyler Ft Sprkt 44t 068002
#20

Unit parts diagram

Lifestyler ft sprkt 44t

Part #068002

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

Pr Sprocket 106002
#24

Unit parts diagram

Pr sprocket

Part #106002

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

Ming Ta Bicycle Brake Shoe Set 104002
#35

Unit parts diagram

Ming ta bicycle brake shoe set

Part #104002

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

Western Auto Rr Refl Brkt 082010
#41

Unit parts diagram

Western auto rr refl brkt

Part #082010

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

Kent Chain W/link 072007
#21

Unit parts diagram

Kent chain w/link

Part #072007

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

Pedal 070003
#18

Unit parts diagram

Pedal

Part #070003

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

Front Wheel Assembly 045010
#9

Unit parts diagram

Front wheel assembly

Part #045010

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

Owner's Manual 102053

#NI

All parts diagram

Owner's manual

Part #102053

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

Fork Assy 005020
#8

Unit parts diagram

Fork assy

Part #005020

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

Tube 041003
#11

Unit parts diagram

Tube

Part #041003

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.…