## Spirit Fitness XT385 Treadmill Rear Idler Roller (RP457)
The Spirit Fitness XT385 Treadmill Rear Idler Roller is a replacement treadmill roller designed for the rear section of a Spirit Fitness XT385 treadmill. It supports the treadmill belt at the back of the running deck and helps maintain the correct roller position during use. If the original rear idler roller has worn out or needs replacement, this part can help restore the treadmill’s rear roller assembly.
Product Details and Benefits
This product is a rear idler roller for a treadmill. The rear idler roller sits at the back of the treadmill belt system and works with the running belt and deck assembly. Replacing a damaged or worn roller can help return the machine to its intended configuration and support proper belt movement.
The product page identifies this part as the **Spirit Fitness XT385 Treadmill Rear Idler Roller (RP457)**. It carries the manufacturer part number **K140043-Z3** and the SKU **RP457**. The barcode listed for the item is also **RP457**.
This component may suit treadmill owners, fitness equipment technicians, repair businesses, and facilities that maintain Spirit Fitness equipment. It provides a direct part reference for customers looking for a rear idler roller rather than a complete treadmill belt or full roller assembly.
Compatibility and Applications
The RP457 rear idler roller is listed for the **Spirit Fitness XT385 treadmill**. It is intended for use as the rear roller component in that treadmill model.
Use this part when replacing the rear idler roller on a compatible Spirit Fitness XT385 treadmill. Before ordering, compare the part information with the roller currently installed on your machine. Confirm that the model and part number match your treadmill’s existing equipment records or service information.
The product listing also shows the serial number reference **3140872**. Because treadmill components can vary by production run or equipment configuration, check this information carefully if your machine has a similar model designation but a different serial number.
Why Choose This Product
Choosing a model-specific rear idler roller helps narrow the search to the correct type of treadmill component. The clear part references—**RP457** and **K140043-Z3**—make it easier to compare this item with a service manual, an existing roller, or a replacement-parts list.
This part is suitable for customers who need to replace the rear idler roller on a Spirit Fitness XT385 treadmill without purchasing an entire treadmill or unrelated belt component. Matching the part before purchase can reduce delays and help ensure that the replacement is intended for the correct equipment.
Before You Buy
- **Brand:** Spirit Fitness
- **Product:** XT385 treadmill rear idler roller
- **Part number:** K140043-Z3
- **SKU:** RP457
- **Barcode:** RP457
- **Compatible equipment:** Spirit Fitness XT385 treadmill
- **Listed serial number reference:** 3140872
- **Product category:** Treadmill roller
Verify your treadmill model, serial number, and existing part number before ordering. The product page does not provide dimensions, material details, installation instructions, package quantity, warranty information, or included hardware, so confirm those details if they are important for your repair.
