Model # 489451890 Official Sears 20" bicycle

Here are the diagrams and repair parts for Official Sears 489451890 20" 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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ALL PARTS

Showing 10 of 50 parts |

#23

Unit parts diagram

Rr whe asm

Part #045525

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

Roadmaster Rear Axle And Bearing Set 054001

#25

Unit parts diagram

Roadmaster rear axle and bearing set

Part #054001

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

#NI

All parts diagram

Crank extrtr

Part #103012

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

#33

Unit parts diagram

Ming ta bicycle brake shoe set

Part #104002

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

Roadmaster Bicycle Front Axle And Bearing Assembly 053011

#14

Unit parts diagram

Roadmaster bicycle front axle and bearing assembly

Part #053011

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

#NI

All parts diagram

Tool

Part #103007

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

#16

Unit parts diagram

Kickstand

Part #076010

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

Unit parts diagram

Tire

Part #040028

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

#31

Unit parts diagram

Refl brkt

Part #082005

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

#20

Unit parts diagram

Chain

Part #072016

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

Symptoms for gas cooktops

Why won't my cooktop's gas burners ignite or spark?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …

Why isn't my cooktop's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…

Why do my cooktop's spark igniters keep clicking?

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Repair difficulty

Time required

45 minutes or less

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Repair difficulty

Time required

30 minutes or less

Articles and videos for gas cooktops

How is cooking on an electric range different than cooking on a gas stove?

Model # 489451890 Official Sears 20" bicycle

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for gas cooktops

Why won't my cooktop's gas burners ignite or spark?

Why isn't my cooktop's gas burner heating properly?

Why do my cooktop's spark igniters keep clicking?

Repair guides for gas cooktops

How to replace a spark igniter switch on a gas cooktop

How to replace a spark module on a gas cooktop

Articles and videos for gas cooktops

How is cooking on an electric range different than cooking on a gas stove?

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

How to clean grates and burners on a gas cooktop video

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