# Precor EFX 576i 556i 546i Elliptical Right Stair Arm Pedal Arm (MX587)

## Product Introduction

The Precor EFX 576i, 556i, and 546i Elliptical Right Stair Arm Pedal Arm (MX587) is a preowned replacement part for the right-side stair arm and pedal arm assembly on compatible Precor EFX elliptical machines. This component supports the right-side moving arm and pedal area, helping restore the original movement of the equipment when the existing part is damaged, worn, or missing.

If you need a replacement right stair arm pedal arm for a Precor EFX elliptical, this part provides a model-specific option for the EFX 576i, EFX 556i, and EFX 546i machines listed in the product title.

## Product Details and Benefits

This item is a Precor fitness equipment replacement part identified by the product name MX587. It is supplied in preowned condition and has been carefully inspected by skilled technicians before sale. Inspection helps confirm that the part is suitable for continued use and supports the safety and function of the compatible elliptical equipment.

Replacing only the damaged right stair arm or pedal arm can help you maintain an existing Precor elliptical without replacing the entire machine. It may also help return the equipment to service when the original component no longer provides the support or movement required during a workout. Using a preowned fitness part can reduce replacement costs and extend the useful life of existing equipment.

The part is identified as follows:

\- \*\*Brand:\*\* Precor  
\- \*\*Product type:\*\* Elliptical right stair arm pedal arm  
\- \*\*Product name:\*\* Precor EFX 576i 556i 546i Elliptical Right Stair Arm Pedal Arm  
\- \*\*Model or local part ID:\*\* MX587  
\- \*\*Part number:\*\* PPP000000050589104  
\- \*\*SKU:\*\* MX587  
\- \*\*Barcode:\*\* MX587  
\- \*\*Condition:\*\* Preowned

## Compatibility and Applications

This Precor right stair arm pedal arm is listed for use with the following elliptical models:

\- Precor EFX 576i  
\- Precor EFX 556i  
\- Precor EFX 546i

The part replaces the right-side stair arm and pedal arm component on the applicable Precor EFX elliptical. It may suit home gyms, fitness facilities, repair shops, and equipment maintenance teams that need to replace a specific component instead of sourcing a complete elliptical machine.

Because this is a model-specific replacement part, confirm that your equipment matches one of the listed Precor EFX models before ordering. The right-side orientation also matters. This item is identified as the \*\*right\*\* stair arm pedal arm, so it should not be treated as a universal or left-side replacement.

## Why Choose This Product

A preowned Precor replacement part can provide a practical way to repair compatible fitness equipment while helping reduce unnecessary waste. Each available part has been inspected by technicians, and using replacement components helps extend the working life of existing machines. This option may be useful when you need the correct right-side arm assembly for a Precor EFX 576i, 556i, or 546i elliptical.

## Before You Buy

Please verify the elliptical model, the right-side orientation, and the part identity before placing your order. The product is sold as a preowned component. Product images are provided for reference, and the seller carries multiple units, so the part you receive may look slightly different from the pictured item. The seller states that the part will match the exact model and component described. Contact the seller if you need additional information before purchasing.

## Details

- **Price:** 499.99 USD
- **Vendor:** Precor
- **Type:** Miscellaneous
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 499.99 USD | In stock |

## Images

- MX587
- MX587
- MX587
- MX587
- MX587

## Additional Information

- **PartNumber:** PPP000000050589104
- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/precor-efx-576i-556i-546i-elliptical-right-stair-arm-pedal-arm-mx587)
> Updated: 2026-08-29