Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Horizon CST4.6 treadmill

Horizon CST4.6 treadmill Parts

Here are the diagrams and repair parts for Horizon CST4.6 treadmill, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for CST4.6 Fitness & Exercise

  • Bottle Set for Horizon CST4.6 - Part MF0821002A

    Treadmill diagram

    Bottle Set

    Part #MF0821002A

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

  • Acrylic Plate for Horizon CST4.6 - Part MG0102222A

    Treadmill diagram

    Acrylic Plate

    Part #MG0102222A

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

  • Overlay, Left-incline for Horizon CST4.6 - Part MC0601740AX

    Treadmill diagram

    Overlay, Left-incline

    Part #MC0601740AX

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

  • Decal, Console for Horizon CST4.6 - Part MG0234120A

    Treadmill diagram

    Decal, Console

    Part #MG0234120A

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

  • Front Side Rail Cap-right for Horizon CST4.6 - Part MB0678818BA

    Treadmill diagram

    Front Side Rail Cap-right

    Part #MB0678818BA

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

  • Flat Washer for Horizon CST4.6 - Part ME0502027

    Treadmill diagram

    Flat Washer

    Part #ME0502027

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

  • T-wrench for Horizon CST4.6 - Part MZE1002003

    Treadmill diagram

    T-wrench

    Part #MZE1002003

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

  • Wheel for Horizon CST4.6 - Part MB0103030BC

    Treadmill diagram

    Wheel

    Part #MB0103030BC

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

  • Tray Pad-right for Horizon CST4.6 - Part MB0401217AA

    Treadmill diagram

    Tray Pad-right

    Part #MB0401217AA

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

  • Socket for Horizon CST4.6 - Part MC0703023

    Treadmill diagram

    Socket

    Part #MC0703023

    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.…

Parts & More

Air Compressor
Dishwasher
Dryer
Front-Engine Lawn Tractor
Gas Snowblower
Gas Walk-Behind Mower
Microwave/Hood Combo
Parts
Polisher
Range Hood
Side-By-Side Refrigerator
Television
Vacuum Cleaner
Washer