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DP 21-4000 treadmill

DP 21-4000 treadmill Parts

Here are the diagrams and repair parts for DP 21-4000 treadmill, as well as links to manuals and error code tables, if available.

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Browse Parts for 21-4000 Fitness & Exercise

  • Washer for DP 21-4000 - Part 26000700

    Washer

    Part #26000700

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

  • J Bolt for DP 21-4000 - Part 23018400

    Motor and walking belt assembly diagram

    J Bolt

    Part #23018400

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

  • Incline Adj for DP 21-4000 - Part 09099700

    Control panel diagram

    Incline Adj

    Part #09099700

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

  • Bolt for DP 21-4000 - Part 22011500

    Bolt

    Part #22011500

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

  • Potentiometer for DP 21-4000 - Part 37027800

    Control panel diagram

    Potentiometer

    Part #37027800

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

  • 5/16 Locknut for DP 21-4000 - Part 25009800

    5/16 Locknut

    Part #25009800

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

  • Pivot Rod for DP 21-4000 - Part 31184500

    Motor and walking belt assembly diagram

    Pivot Rod

    Part #31184500

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

  • Assy,oc4 Con for DP 21-4000 - Part 39312000

    Control panel diagram

    Assy,oc4 Con

    Part #39312000

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

  • Frame for DP 21-4000 - Part 30414616

    Frame

    Part #30414616

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

  • Hndrl Grip for DP 21-4000 - Part 04035800

    Motor and walking belt assembly diagram

    Hndrl Grip

    Part #04035800

    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 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

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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