## Precor 9.21si Treadmill DC Drive Motor
The Precor 9.21si Treadmill DC Drive Motor is a preowned replacement motor for the drive system in a Precor 9.21si treadmill. It helps power the treadmill belt and supports the machine’s normal drive function. If your treadmill needs a replacement DC drive motor, this part may help restore the equipment without replacing the entire treadmill.
This motor is listed under the Precor Treadmill Drive Motors category and carries the model or reference designation **SR3628-5387-7-5**. The listed part number is **36892-103**, and the product SKU is **MP430**. These identifiers can help you compare the motor with the component currently installed in your treadmill before ordering.
Product Details and Benefits
This Precor DC drive motor comes in **preowned condition**. Skilled technicians have carefully inspected each part to support safe and reliable use. Because this is a used fitness equipment component, it may show signs of previous use. The inspection process helps confirm that the part matches the listed product and is suitable for consideration as a replacement component.
Replacing a damaged or worn drive motor can provide a more practical repair option than replacing an entire treadmill. It may also help extend the usable life of existing fitness equipment. Choosing a preowned treadmill motor can reduce replacement costs and keep a usable component in service instead of sending it to a landfill.
The product listing identifies this item as a **DC drive motor** for a treadmill. It does not include additional specifications such as motor dimensions, voltage, horsepower, speed rating, or connector details. Buyers should compare those details with the original motor when possible.
Compatibility and Applications
This replacement drive motor is listed for the **Precor 9.21si treadmill**. It is intended for use as a treadmill drive motor replacement or repair part for that equipment model. The listing does not confirm compatibility with other Precor treadmill models, so do not assume that the motor will fit a different model without checking the original part and equipment information.
The product includes the motor shown by the listing. The source does not state that mounting hardware, wiring, belts, tools, or installation instructions are included.
### Why Choose This Preowned Motor?
A preowned Precor 9.21si drive motor may suit customers who want to repair an existing treadmill while controlling replacement costs. The exact part identification makes it easier to compare this motor with a failed or removed component. Reusing inspected fitness equipment parts also supports a more sustainable repair approach.
Before You Buy
Confirm that your treadmill is a **Precor 9.21si** and compare the original motor with the following information:
- **Brand:** Precor
- **Product type:** Treadmill DC drive motor
- **Listed designation:** SR3628-5387-7-5
- **Part number:** 36892-103
- **SKU:** MP430
- **Condition:** Preowned
Product photos serve as a reference only. The seller carries multiple units, so the appearance may vary slightly. The shipped item will remain the exact listed model and part type. Contact the seller if you need additional information before purchase.
