# Octane Fitness Q37xi Q47xi Elliptical Bearing (MX339)

\# Octane Fitness Q37xi Q47xi Elliptical Bearing MX339

The Octane Fitness Q37xi Q47xi Elliptical Bearing MX339 is a preowned replacement bearing for compatible Octane Fitness elliptical equipment. It is intended for owners, fitness repair technicians, and facilities maintaining Octane Fitness Q37xi or Q47xi elliptical machines. If your machine needs a replacement bearing and the original part matches this listing, this component can help you restore the equipment without replacing the entire elliptical.

## Product Details and Benefits

This product is an elliptical bearing identified by the product code \*\*MX339\*\* and manufacturer part number \*\*100366-001\*\*. The bearing belongs to the mechanical components used in Octane Fitness elliptical equipment. It is supplied in preowned condition and has been carefully inspected by skilled technicians before sale.

Choosing a used fitness equipment part can reduce the cost of a repair compared with sourcing a new replacement component. It also helps extend the useful life of existing equipment by keeping serviceable parts in use. This makes the bearing a practical option for home gym owners, commercial fitness centers, repair businesses, and organizations that maintain multiple exercise machines.

Because this is a preowned part, its appearance may vary slightly from the product image. The seller carries multiple units, so photographs are provided for reference. The listing states that the supplied item will be the exact model and part shown in the product details.

## Compatibility and Applications

The \*\*MX339 elliptical bearing is listed for Octane Fitness Q37xi and Q47xi elliptical models\*\*. It is suitable for use as a replacement component when servicing one of these machines and when the existing bearing matches the listed part number.

This part may be useful for:

\- Repairing an Octane Fitness Q37xi elliptical  
\- Repairing an Octane Fitness Q47xi elliptical  
\- Replacing a worn or damaged bearing  
\- Supporting maintenance of home or commercial fitness equipment  
\- Keeping an existing elliptical in service

The product is not listed as a universal elliptical bearing. Confirm the model and part number before ordering to reduce the risk of receiving an incompatible component.

## Why Choose This Product

The Octane Fitness Q37xi Q47xi Elliptical Bearing provides a model-specific replacement option for customers who need part \*\*100366-001\*\* or listing SKU \*\*MX339\*\*. Its preowned condition may make it a more cost-conscious choice for equipment repair, while the inspection process provides an additional check before shipment. Reusing a fitness equipment component can also help reduce waste and support longer equipment service life.

## Before You Buy

Verify that your elliptical is an \*\*Octane Fitness Q37xi or Q47xi\*\* and compare the existing bearing with the following listing information:

\- \*\*Brand:\*\* Octane Fitness  
\- \*\*Product:\*\* Elliptical bearing  
\- \*\*Compatible models:\*\* Q37xi and Q47xi  
\- \*\*Part number:\*\* 100366-001  
\- \*\*SKU/product code:\*\* MX339  
\- \*\*Condition:\*\* Preowned  
\- \*\*Recorded serial number:\*\* S1902GS05801-01

The listing does not provide dimensions, material, color, package contents, installation instructions, or warranty information. Contact the seller if you need additional details before purchasing.

## Details

- **Price:** 34.99 USD
- **Vendor:** Octane Fitness
- **Type:** Miscellaneous
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 34.99 USD | In stock |

## Images

- MX339
- MX339
- MX339
- MX339
- MX339

## Additional Information

- **PartNumber:** 100366-001
- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/octane-fitness-q37xi-q47xi-elliptical-bearing-mx339)
> Updated: 2026-08-29