Sears
Cycling

Model # 50246640 Official Sears bicycle

Here are the diagrams and repair parts for Official Sears 50246640 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 54 parts  |

Bearing 12995
#3

Front hub parts diagram

Bearing

Part #12995

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

Axle Set 13075
#7

Front hub parts diagram

Axle set

Part #13075

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

Axle 10911
#2

Front hub parts diagram

Axle

Part #10911

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

Dust Cap 10644
#4

Front hub parts diagram

Dust cap

Part #10644

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

Bearing 8558
#5

Hanger fittings diagram

Bearing

Part #8558

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

Tank Half 14749
#16AA

Frame assembly diagram

Tank half

Part #14749

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

Twin Lite 14345

#NI

All parts diagram

Twin lite

Part #14345

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

B/tire 26 6-50200

#NI

All parts diagram

B/tire 26

Part #6-50200

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

Support 14352
#15A

Frame assembly diagram

Support

Part #14352

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

Clamp 12357
#9

Frame assembly diagram

Clamp

Part #12357

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up...

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade...

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key...

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel...

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba...

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent...

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks....

Repair difficulty
Time required
60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope....

Repair difficulty
Time required
15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix....

Repair difficulty
Time required
15 minutes or less

Articles and videos for gas walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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....

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....

Lawn mower won't start troubleshooting video: can't pull recoil pull cord

Lawn mower won't start troubleshooting video: can't pull recoil pull cord

A blade obstruction, bad recoil starter or locked-up engine can prevent the pull cord on your mower from working. See ho...