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Sears
Cycling

Model # 502455150 Official Sears 20" & 24" spyder bicycle

Here are the diagrams and repair parts for Official Sears 502455150 20" & 24" spyder 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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Model diagram and schematic

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ALL PARTS
Showing 10 of 71 parts  |
F Axle Set 303518

#NI

All parts diagram

F axle set

Part #303518

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

20 Hub Shell 302171

#NI

All parts diagram

20 hub shell

Part #302171

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

Axle Nut 304659
#1

Bendix coaster brake replacement parts diagram

Axle nut

Part #304659

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

Brake Shoe 304789
#9B

Bendix coaster brake replacement parts diagram

Brake shoe

Part #304789

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

Hanger Set 303333

#NI

All parts diagram

Hanger set

Part #303333

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

F. Hub 302090

#NI

All parts diagram

F. hub

Part #302090

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

(4-6) Expander Bolt, Washer, And Wedge N/P
(4-6) expander bolt, washer, and wedge

Part #N/P

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

Rear Wheel 27908C

#NI

All parts diagram

Rear wheel

Part #27908C

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

Adj. Cone 304614
#15

Bendix coaster brake replacement parts diagram

Adj. cone

Part #304614

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

Fork Asm 27189BBD
#5A

Frame assembly diagram

Fork asm

Part #27189BBD

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

Symptoms for treadmills

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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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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 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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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 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
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more
Repair difficulty
Time required
 30 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

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

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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How to maintain a treadmill

How to maintain a treadmill

Keep your treadmill in shape by following these tips.…

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