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Sears
Cycling

Model # 502473050 Official Sears 26" men's explorer bicycle

Here are the diagrams and repair parts for Official Sears 502473050 26" men's explorer bicycle, as well as links to manuals and error code tables, if available.

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  • 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 58 parts  |
Badge (frame Head Tube) 750872

#NI

All parts diagram

Badge (frame head tube)

Part #750872

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

Alum Paint 309999-653

#NI

All parts diagram

Alum paint

Part #309999-653

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

Rim Strip 118X3
#13C

Wheels/seat/frame diagram

Rim strip

Part #118X3

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

Bracket 049540
#37

Wheels/seat/frame diagram

Bracket

Part #049540

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

Sprocket 750516C
#16A

Wheels/seat/frame diagram

Sprocket

Part #750516C

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

Tubr 139X14
#13B

Wheels/seat/frame diagram

Tubr

Part #139X14

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

Decal 44X8527

#NI

All parts diagram

Decal

Part #44X8527

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

Derailleur,f 750703
#36

Wheels/seat/frame diagram

Derailleur,f

Part #750703

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

Screw 26X230
#15

Wheels/seat/frame diagram

Screw

Part #26X230

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

Decal 44X7542

#NI

All parts diagram

Decal

Part #44X7542

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

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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

Articles and videos for treadmills

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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How to use a multimeter to test electrical parts video

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