# Vision Fitness T-80-F Treadmill Belt Tensioner Pulley Idler (MX375)

\## Vision Fitness T-80-F Treadmill Belt Tensioner Pulley Idler

The Vision Fitness T-80-F Treadmill Belt Tensioner Pulley Idler is a preowned replacement part for the belt drive system in a Vision Fitness T-80-F treadmill. Also identified as part number MX375, this pulley idler helps guide the treadmill belt and supports the belt-tensioning assembly during operation. If the original pulley has worn, become damaged, or no longer functions correctly, this replacement part may help restore the proper arrangement of the treadmill belt system.

## Product Details and Benefits

This product is a treadmill belt tensioner pulley idler made for use with the Vision Fitness T-80-F model. The pulley forms part of the mechanism that manages the running belt’s position and tension. A correctly matched idler can help the belt track through the drive system as intended and support routine treadmill maintenance.

The item is listed in preowned condition. Buyers should expect a previously used component rather than a new replacement part. The product page does not provide dimensions, material details, color, installation hardware, or a stated warranty, so inspect the listing images and compare the part with the component currently installed on your treadmill before ordering.

Product identification details include:

\- \*\*Brand:\*\* Vision Fitness  
\- \*\*Product:\*\* Treadmill belt tensioner pulley idler  
\- \*\*Compatible model listed:\*\* Vision Fitness T-80-F treadmill  
\- \*\*Part number:\*\* MX375  
\- \*\*SKU:\*\* MX375  
\- \*\*Barcode:\*\* MX375  
\- \*\*Condition:\*\* Preowned  
\- \*\*Associated serial number:\*\* TM4451307BD00255

## Compatibility and Applications

The Vision Fitness T-80-F Treadmill Belt Tensioner Pulley Idler is identified specifically as a replacement part for the Vision Fitness T-80-F treadmill. It is intended for the treadmill belt tensioner and idler assembly, not as a general-purpose pulley for other fitness equipment.

Use this part when servicing a Vision Fitness T-80-F treadmill and replacing the original belt tensioner pulley or idler. It may suit repairs involving a worn or damaged pulley, but compatibility depends on the exact assembly installed in your machine. Model names can vary across production runs, so compare the existing part, mounting arrangement, and part number before purchase.

\## Why Choose This Replacement Part

Choosing the correct replacement pulley can help you repair an existing treadmill without replacing the entire machine or belt assembly. The MX375 identification makes it easier to compare this part with service records, the original component, or a repair technician’s recommendation. Because this item is preowned, it may provide a practical option for maintaining an older Vision Fitness T-80-F treadmill when a new component is unavailable or when you need a matching replacement.

## Before You Buy

Confirm that your treadmill is the \*\*Vision Fitness T-80-F\*\* model and that the original component matches the \*\*MX375\*\* part identification. Check the product photos and compare the pulley’s shape and mounting details with your existing part. The listing does not state dimensions, included accessories, installation instructions, or warranty coverage. The product includes the listed pulley idler only unless the seller specifies otherwise.

## Details

- **Price:** 44.99 USD
- **Vendor:** Vision Fitness
- **Type:** Miscellaneous
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 44.99 USD | In stock |

## Images

- MX375
- MX375
- MX375
- MX375
- MX375

## Additional Information

- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/vision-fitness-t-80-f-treadmill-belt-tensioner-pulley-idler-mx375)
> Updated: 2026-08-29