# NordicTrack EXP10i NTL15421.0 Treadmill Safety Air Latch Shock (MX471)

## Product Introduction

The NordicTrack EXP10i NTL15421.0 Treadmill Safety Air Latch Shock is a replacement treadmill part identified by SKU MX471 and part number 388203. This safety air latch shock is intended for the NordicTrack EXP10i treadmill, model NTL15421.0. It may be useful when the original latch shock becomes worn, damaged, or no longer performs as expected during normal treadmill use.

A functioning latch shock supports the treadmill’s safety latch assembly and helps the related mechanism operate as intended. Replacing the individual part can help restore the treadmill’s original latch function without replacing the entire machine or assembly.

## Product Details and Benefits

This product is a NordicTrack treadmill safety air latch shock. It belongs to the replacement parts category and is supplied as a preowned component. The product name and identification details are:

\- \*\*Brand:\*\* NordicTrack  
\- \*\*Product:\*\* EXP10i treadmill safety air latch shock  
\- \*\*Compatible model listed:\*\* NTL15421.0  
\- \*\*Part number:\*\* 388203  
\- \*\*SKU:\*\* MX471  
\- \*\*Barcode:\*\* MX471  
\- \*\*Condition:\*\* Preowned  
\- \*\*Product serial number listed:\*\* PP540C0008445

The part is designed for use within the treadmill’s safety latch system. If the existing shock shows signs of wear or damage, replacing it with a matching part may help maintain the proper operation of that component. Using the correct replacement part also helps avoid ordering an unrelated treadmill component.

Because this is a preowned part, its condition may differ from that of a new replacement. Buyers should review the product listing images and available details carefully before ordering. The part is sold under the identification shown above, so keeping the SKU and part number available can help with future reference or replacement-part searches.

## Compatibility and Applications

The NordicTrack EXP10i NTL15421.0 Treadmill Safety Air Latch Shock is listed for the \*\*NordicTrack EXP10i treadmill, model NTL15421.0\*\*. It is intended to replace the safety air latch shock associated with that equipment.

This part should not be treated as a universal treadmill component. Compatibility depends on the treadmill’s exact brand, model, and part requirements. The model number \*\*NTL15421.0\*\* and part number \*\*388203\*\* provide the most important references for checking whether this component matches the treadmill needing repair.

\## Why Choose This Replacement Part

A replacement safety air latch shock can provide a practical repair option when only this component needs attention. Instead of purchasing a complete treadmill or replacing a larger assembly, you can use the listed part to address the specific latch shock component. The clearly identified SKU, MX471, also makes it easier to distinguish this item from other NordicTrack treadmill parts.

## Before You Buy

Confirm that your treadmill is a \*\*NordicTrack EXP10i, model NTL15421.0\*\*, and compare the existing component with the listed \*\*part number 388203\*\*. Check the product photos and condition details because this item is \*\*preowned\*\*. Installation information, dimensions, material details, warranty coverage, and package quantity are not provided in the available listing information. If your treadmill has a different model number or your original part uses a different identification number, verify compatibility before placing an order.

## Details

- **Price:** 59.99 USD
- **Vendor:** NordicTrack
- **Type:** Miscellaneous
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 59.99 USD | In stock |

## Images

- MX471
- MX471
- MX471
- MX471
- MX471
- MX471

## Additional Information

- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/nordictrack-exp10i-ntl15421-0-treadmill-safety-air-latch-shock-mx471)
> Updated: 2026-08-29