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Sears
Cycling

Model # 50246880 Official Sears bicycle

Here are the diagrams and repair parts for Official Sears 50246880 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”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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ALL PARTS
Showing 10 of 65 parts  |
Tube 20 In 6-50802

#NI

All parts diagram

Tube 20 in

Part #6-50802

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

Lock Washer 13665
#5

Front hub parts diagram

Lock washer

Part #13665

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

Axle Set 13664
#7

Front hub parts diagram

Axle set

Part #13664

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

Chain Link 11333

#NI

All parts diagram

Chain link

Part #11333

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

Retainer 13660
#3

Front hub parts diagram

Retainer

Part #13660

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 13657
#4

Front hub parts diagram

Dust cap

Part #13657

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

B/tire 20 In 6-50202

#NI

All parts diagram

B/tire 20 in

Part #6-50202

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

502.46880 13499
#1C

Frame assembly diagram

502.46880

Part #13499

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

W/tire 24 6-50206

#NI

All parts diagram

W/tire 24

Part #6-50206

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

Symptoms for treadmills

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Repair guides for treadmills

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

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

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Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

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Repair difficulty
Time required
 15 minutes or less

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

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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.…

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Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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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…

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