Sears
Cycling

Model # 545473070 Official Sears 27" lightweight bicycle

Here are the diagrams and repair parts for Official Sears 545473070 27" 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 51 parts  |

Master Link 073001

#NI

All parts diagram

Master link

Part #073001

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

Stem Assembly 011020
#5

Unit parts diagram

Stem assembly

Part #011020

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

Exp Blt/wedg 008025
#4

Unit parts diagram

Exp blt/wedg

Part #008025

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

Shft Bolt&nt 086009

#NI

All parts diagram

Shft bolt&nt

Part #086009

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

Bicycle Brake Shoe Set 104002
#29

Unit parts diagram

Bicycle brake shoe set

Part #104002

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

Crank Extrtr 103012

#NI

All parts diagram

Crank extrtr

Part #103012

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

Tool 103017

#NI

All parts diagram

Tool

Part #103017

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

Rr Wheel Asm 045501
#21

Unit parts diagram

Rr wheel asm

Part #045501

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

Tube 041001
#9

Unit parts diagram

Tube

Part #041001

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

Hndlbr 009027
#3

Unit parts diagram

Hndlbr

Part #009027

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.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

How to remove a lawn mower blade using a removal tool

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

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.…