# ST Fitness 8940 Treadmill DC Drive Motor MBK3012402 (MP334)

\## ST Fitness 8940 Treadmill DC Drive Motor MBK3012402 (MP334)

The ST Fitness 8940 Treadmill DC Drive Motor MBK3012402 (MP334) is a replacement treadmill drive motor for the ST Fitness 8940 treadmill. It provides the motor component used in the treadmill’s drive system, helping the running belt operate when the machine is in use. If your treadmill motor has stopped working or needs replacement, this part may help restore the equipment’s drive function without replacing the entire treadmill.

## Product Details and Benefits

This product is a DC drive motor made for treadmill equipment. Its product identification includes the original-style part number \*\*MBK3012402\*\* and the SKU or product code \*\*MP334\*\*. The brand is \*\*ST Fitness\*\*, and the listed equipment application is the \*\*ST Fitness 8940 treadmill\*\*.

A treadmill drive motor plays a central role in belt movement. When the original motor becomes faulty, the treadmill may fail to start, run inconsistently, or stop driving the belt. Replacing the motor can address the motor-related part of the drive system while allowing you to keep the rest of the treadmill in place.

The ST Fitness 8940 DC drive motor gives repair technicians, treadmill owners, and fitness equipment service providers a specific replacement component to compare with the motor currently installed in the machine. Matching the part number before ordering helps reduce the risk of choosing an unsuitable treadmill motor.

\### Product Information

\- \*\*Brand:\*\* ST Fitness  
\- \*\*Product type:\*\* Treadmill DC drive motor  
\- \*\*Compatible equipment listed:\*\* ST Fitness 8940 treadmill  
\- \*\*Part number:\*\* MBK3012402  
\- \*\*SKU:\*\* MP334  
\- \*\*Barcode:\*\* MP334  
\- \*\*Application:\*\* Replacement treadmill drive motor

## Compatibility and Applications

The ST Fitness 8940 Treadmill DC Drive Motor MBK3012402 is listed for use with the \*\*ST Fitness 8940 treadmill\*\*. It is intended for replacing the treadmill’s DC drive motor rather than serving as a general-purpose motor for other exercise equipment.

Use this part when servicing an ST Fitness 8940 treadmill that requires a replacement drive motor. It may suit a repair involving a failed, worn, or non-functioning original motor, but the treadmill model and existing motor identification should be checked before purchase.

\## Why Choose This Replacement Motor?

Choosing a model-specific replacement part makes it easier to identify the correct component for a treadmill repair. This motor is clearly identified by the ST Fitness 8940 application and the MBK3012402 part number. Those details help buyers, technicians, and parts departments compare the replacement with the motor already fitted to the treadmill.

Replacing the drive motor instead of the complete treadmill can also support a focused repair when the rest of the equipment remains suitable for use. The correct match is essential for safe and proper servicing.

## Before You Buy

Confirm that your treadmill is an \*\*ST Fitness 8940\*\* model and compare the original motor’s markings with \*\*MBK3012402\*\*. Also verify the part number with your equipment documentation or a qualified treadmill technician if the existing motor has a different identification label. The product page does not specify dimensions, electrical ratings, connectors, installation hardware, package contents, or warranty details, so check these requirements before ordering.

## Details

- **Price:** 329.99 USD
- **Vendor:** ST Fitness
- **Type:** Treadmill Drive Motors
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 329.99 USD | In stock |

## Images

- MP334
- MP334
- MP334
- MP334
- MP334

## Additional Information

- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/st-fitness-8940-treadmill-dc-drive-motor-mbk3012402-mp334)
> Updated: 2026-08-29