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Horizon CST4.5 treadmill

Horizon CST4.5 treadmill Parts

Here are the diagrams and repair parts for Horizon CST4.5 treadmill, as well as links to manuals and error code tables, if available.

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Browse Parts for CST4.5 Fitness & Exercise

  • Decal for Horizon CST4.5 - Part MG0256173A

    Treadmill assy diagram

    Decal

    Part #MG0256173A

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

  • Arc Washer for Horizon CST4.5 - Part ME0503001

    Treadmill assy diagram

    Arc Washer

    Part #ME0503001

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

  • Nut for Horizon CST4.5 - Part MZE0201038

    Treadmill assy diagram

    Nut

    Part #MZE0201038

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

  • Controller for Horizon CST4.5 - Part SZTM113MCB

    Treadmill assy diagram

    Controller

    Part #SZTM113MCB

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

  • Overlay for Horizon CST4.5 - Part MB0663027AA

    Treadmill assy diagram

    Overlay

    Part #MB0663027AA

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

  • Decal for Horizon CST4.5 - Part MG0214145A

    Treadmill assy diagram

    Decal

    Part #MG0214145A

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

  • Frame for Horizon CST4.5 - Part SP0018022AC

    Treadmill assy diagram

    Frame

    Part #SP0018022AC

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

  • Ac Cord for Horizon CST4.5 - Part MC0504054A

    Treadmill assy diagram

    Ac Cord

    Part #MC0504054A

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

  • Bolt for Horizon CST4.5 - Part MZE0104029

    Treadmill assy diagram

    Bolt

    Part #MZE0104029

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

  • Key for Horizon CST4.5 - Part MC0602234A

    Treadmill assy diagram

    Key

    Part #MC0602234A

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

Most common symptoms to help you fix your fitness & exercise

Choose a symptom to see related treadmill repairs.

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

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

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 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
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

Effective articles & videos to help repair your fitness & exercise

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.…

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