# Horizon Fitness T101-03 Treadmill Main Wire Harness Cable (DC581)

## Product Introduction

The Horizon Fitness T101-03 Treadmill Main Wire Harness Cable is a preowned replacement data cable for the Horizon Fitness T101-03 treadmill. Also identified by part number and SKU \*\*DC581\*\*, this main wire harness cable helps replace the original cable when it becomes damaged, worn, or unavailable. It suits treadmill owners, repair technicians, and fitness equipment resellers who need the correct replacement component for a T101-03 machine.

As a main wire harness cable, this part belongs to the treadmill’s internal wiring system. Replacing a faulty or missing harness can help restore the proper connection between the treadmill’s internal components, depending on the condition and needs of the equipment being repaired.

## Product Details and Benefits

This product is a \*\*Horizon Fitness data cable\*\* designed for use as the main wire harness in a compatible treadmill. The listing identifies the part as \*\*DC581\*\* and describes it as a \*\*Horizon Fitness T101-03 Treadmill Main Wire Harness Cable\*\*.

The cable is sold in \*\*preowned condition\*\*. Each part has been carefully inspected by skilled technicians before sale. This inspection helps confirm that the part is suitable for continued use, while also giving buyers a practical alternative to purchasing a new replacement component.

Choosing a used treadmill part can reduce repair costs and extend the useful life of existing fitness equipment. Reusing a working component also helps reduce unnecessary waste by keeping usable fitness equipment parts out of landfills.

The product listing includes the following identifying information:

\- \*\*Brand:\*\* Horizon Fitness  
\- \*\*Product type:\*\* Treadmill main wire harness cable / data cable  
\- \*\*Compatible equipment listed:\*\* Horizon Fitness T101-03 treadmill  
\- \*\*Part number:\*\* DC581  
\- \*\*SKU:\*\* DC581  
\- \*\*Barcode:\*\* DC581  
\- \*\*Condition:\*\* Preowned

The product page does not provide dimensions, cable material, color, connector details, or package quantity. These specifications should be confirmed before ordering if they are important to your repair.

## Compatibility and Applications

This replacement main wire harness cable is listed for the \*\*Horizon Fitness T101-03 treadmill\*\*. It is intended for replacing the corresponding main wire harness cable in that model. Use it when servicing a T101-03 treadmill that requires a replacement cable or when the original harness is no longer suitable for use.

The listing does not confirm compatibility with other Horizon Fitness treadmill models or with equipment from other brands. Do not assume that a similar-looking cable will fit a different model. Compare the part number, cable layout, connectors, and existing component before purchase when possible.

## Why Choose This Product

The DC581 provides a model-specific replacement option for a Horizon Fitness T101-03 treadmill. Its preowned condition may help lower the cost of a repair compared with sourcing a new component. Technician inspection adds useful information for buyers who want a checked replacement part rather than an unverified used cable.

## Before You Buy

Confirm that your treadmill is the \*\*Horizon Fitness T101-03\*\* and that \*\*DC581\*\* matches the part you need. Product photos are for reference only, and individual parts may look slightly different because multiple units are in stock. The seller states that each part remains the exact model and part listed. Contact the seller if you need additional information about fitment or condition before ordering.

## Details

- **Price:** 49.99 USD
- **Vendor:** Horizon Fitness
- **Type:** Data Cables
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 49.99 USD | In stock |

## Images

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## Additional Information

- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/horizon-fitness-t101-03-treadmill-main-wire-harness-cable-dc581)
> Updated: 2026-08-29