Sears
Cycling

Model # 502455340 Official Sears lightweight bicycle

Here are the diagrams and repair parts for Official Sears 502455340 lightweight bicycle, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 66 parts  |

Mech Assy 5047
#10

Rear derailleur diagram

Mech assy

Part #5047

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

Spring 5045
#7

Rear derailleur diagram

Spring

Part #5045

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

F Axle Set 303518

#NI

All parts diagram

F axle set

Part #303518

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

Mech. Assy 5042
#2

Rear derailleur diagram

Mech. assy

Part #5042

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

Brake Shoe Set 8364
#3

Rear caliper hand brake replacement parts diagram

Brake shoe set

Part #8364

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

Adj. Screw 5014
#4

Rear derailleur diagram

Adj. screw

Part #5014

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

Bracket 5041
#1

Rear derailleur diagram

Bracket

Part #5041

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

Cage Assy 5046
#9

Rear derailleur diagram

Cage assy

Part #5046

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

Hardware Kit 8368
#2

Rear caliper hand brake replacement parts diagram

Hardware kit

Part #8368

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

Bask/refl 28972

#NI

All parts diagram

Bask/refl

Part #28972

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: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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

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

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…

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

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 replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 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: spark plug and ignition problems video

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.…