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Sears 502472121 27" lightweight bicycle

Sears 502472121 27" lightweight bicycle Parts

Here are the diagrams and repair parts for Sears 502472121 27" lightweight bicycle, as well as links to manuals and error code tables, if available.

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Browse Parts for 502472121 27" Lightweight Bicycle

  • F Axle Set for Sears 502472121 - Part 303518

    Unit parts diagram

    F Axle Set

    Part #303518

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

  • Roller Cage for Sears 502472121 - Part 304598

    Rear derailluer diagram

    Roller Cage

    Part #304598

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

  • Brake Shoe for Sears 502472121 - Part 308697

    Side pull caliper brake diagram

    Brake Shoe

    Part #308697

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

  • Housing Assembly for Sears 502472121 - Part 304595

    Rear derailluer diagram

    Housing Assembly

    Part #304595

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

  • R Derailleur for Sears 502472121 - Part 304596

    R Derailleur

    Part #304596

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

  • Rh Ferrule for Sears 502472121 - Part 304375

    Shifter diagram

    Rh Ferrule

    Part #304375

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

  • Safety Lever for Sears 502472121 - Part 304241

    #NI

    All parts diagram

    Safety Lever

    Part #304241

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

  • Cage Screw for Sears 502472121 - Part 302894

    Rear derailluer diagram

    Cage Screw

    Part #302894

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

  • Plate Nut for Sears 502472121 - Part 302884

    Rear derailluer diagram

    Plate Nut

    Part #302884

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

  • Cntr Bolt Ft for Sears 502472121 - Part 304269

    Side pull caliper brake diagram

    Cntr Bolt Ft

    Part #304269

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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

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

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

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

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

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

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

Repair guides for treadmills

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

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…

Repair time and Difficulty

 45 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…

Repair time and Difficulty

 30 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'…

Repair time and Difficulty

 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.

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 tell if a fuse is blown

How to tell if a fuse is blown

Learn how to tell whether a fuse is blown…

Treadmill common questions

Treadmill common questions

These answers to common questions can help you make the most of your treadmill.…

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