# StarTrac Stepper 5130-SINTPO Shaft Drive Assembly 15004558 (MX519)

\## Star Trac Stepper 5130-SINTPO Shaft Drive Assembly

The Star Trac Stepper 5130-SINTPO Shaft Drive Assembly is a preowned replacement part for the Star Trac 5130-SINTPO stepper. It carries part number \*\*15004558\*\* and SKU \*\*MX519\*\*. This shaft drive assembly belongs to the machine’s drive system and can help service technicians, fitness equipment repair shops, and owners restore a stepper that requires this specific component. If your equipment needs a replacement shaft drive assembly, matching the machine model and part number before ordering is essential.

## Product Details and Benefits

This product is identified as a \*\*Star Trac shaft drive assembly\*\* for the 5130-SINTPO stepper. The assembly provides a replacement option when the original part has become worn, damaged, or otherwise needs service. Using the correct model-specific component helps simplify the repair process and supports accurate equipment maintenance.

The part is sold in \*\*preowned condition\*\*. Each unit has been carefully inspected by skilled technicians for performance and safety before shipment. Because the seller may have multiple units in stock, the physical appearance can vary slightly from the product photographs. These differences do not change the listed model or part identity. The item will remain the exact type of component shown in the listing: a Star Trac Stepper 5130-SINTPO shaft drive assembly.

Buying a preowned fitness equipment part can provide a practical way to repair existing equipment while avoiding the need to replace an entire machine. Reusing a working component also helps extend the service life of commercial fitness equipment and reduces unnecessary waste.

## Compatibility and Applications

This replacement shaft drive assembly is specifically associated with the following equipment:

\- \*\*Brand:\*\* Star Trac  
\- \*\*Equipment:\*\* Stepper  
\- \*\*Compatible model:\*\* 5130-SINTPO  
\- \*\*Part number:\*\* 15004558  
\- \*\*SKU:\*\* MX519  
\- \*\*Condition:\*\* Preowned

Use this component for repair or maintenance work on a \*\*Star Trac 5130-SINTPO stepper\*\* when the existing shaft drive assembly requires replacement. The product page does not list compatibility with other Star Trac stepper models, so do not assume that it fits a different model without confirming the part number and equipment documentation.

\## Why Choose This Replacement Part

A model-specific shaft drive assembly can help you repair the equipment with the intended replacement component rather than adapting an unrelated part. The preowned unit has undergone technician inspection, giving repair professionals and equipment owners an option for maintaining an existing Star Trac stepper at a lower cost than replacing the complete machine.

This part may suit commercial gym maintenance teams, independent fitness equipment technicians, and owners servicing older Star Trac equipment.

## Before You Buy

Confirm that your machine is a \*\*Star Trac 5130-SINTPO stepper\*\* and that the required replacement part is \*\*15004558\*\*. Compare the part number with the component currently installed on your equipment or with your service documentation. The listing records serial number \*\*5160702348\*\*. Product images are for reference only, and the supplied unit may have minor visual differences from the photographs. Contact the seller if you need additional information before ordering.

## Details

- **Price:** 149.99 USD
- **Vendor:** Star Trac
- **Type:** Miscellaneous
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 149.99 USD | In stock |

## Images

- MX519
- MX519
- MX519
- MX519
- MX519

## Additional Information

- **PartNumber:** 15004558
- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/startrac-stepper-5130-sintpo-shaft-drive-assembly-15004558-mx519)
> Updated: 2026-08-29