Sears
Cycling

Model # 502451640 Official Sears 20" bmx bicycle

Here are the diagrams and repair parts for Official Sears 502451640 20" bmx 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 61 parts  |

Tube 50952
Tube

Part #50952

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

R Wheel Assy 303013C
#20

Unit parts diagram

R wheel assy

Part #303013C

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

F Axle Set 303518
#10

Unit parts diagram

F axle set

Part #303518

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

Spk 7-9/16 303155
Spk 7-9/16

Part #303155

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

F Wheel 303005C
#8

Unit parts diagram

F wheel

Part #303005C

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

Wrench 6mm 300809

#NI

All parts diagram

Wrench 6mm

Part #300809

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

Axle Nut 303610
#1

Suntour coaster brake diagram

Axle nut

Part #303610

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

Frame Assembly 36281-200
#1

Unit parts diagram

Frame assembly

Part #36281-200

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

Lock Ring 303614
#5

Suntour coaster brake diagram

Lock ring

Part #303614

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

Chaingrd As 36095-200
#16

Unit parts diagram

Chaingrd as

Part #36095-200

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

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

Main cause: lack of lubrication on pivot points…

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

Main causes: dirty heart rate sensors, wiring failure, bad control console…

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

Main causes: loose fastening bolts, damaged handle bars…

Main causes: weak batteries, loose wires, faulty control console…

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

Main causes: bad resistance motor, faulty control console, wiring failure…

Repair guides for elliptical machines

These step-by-step repair guides will help you safely fix what’s broken on your elliptical.

How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

Repair difficulty
Time required
 15 minutes or less
How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

Repair difficulty
Time required
 15 minutes or less
How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

Repair difficulty
Time required
 15 minutes or less

Articles and videos for elliptical machines

Use the advice and tips in these articles and videos to get the most out of your elliptical.

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.…

How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…