True Fitness 500HRCO Treadmill Rear Idler Roller (RP405)

## True Fitness 500HRCO Treadmill Rear Idler Roller (RP405)

The True Fitness 500HRCO Treadmill Rear Idler Roller is a replacement treadmill roller designed for the rear section of a compatible True Fitness treadmill. It helps support the running belt at the back of the machine as the belt moves during use. If the original rear idler roller shows signs of wear, damage, or reduced performance, this replacement part can help restore the treadmill’s correct roller arrangement.

Product Details and Benefits

This product is a treadmill rear idler roller from True Fitness. The roller fits at the rear of the treadmill and forms part of the belt support and tracking system. The rear roller works with the treadmill belt and deck assembly, helping the belt move around the running surface as intended.

Replacing a worn or damaged roller can help address problems related to the rear belt support area. It may also help when servicing a treadmill that requires a replacement rear idler component. Because the roller is identified for a specific True Fitness treadmill model, it provides a more targeted replacement option than choosing a generic treadmill roller without confirming compatibility.

The product is listed under the category **Treadmill Rollers**. Its product name is **True Fitness 500HRCO Treadmill Rear Idler Roller (RP405)**, and its SKU and barcode are both **RP405**. The associated serial number listed for this product is **99-40659A**.

Compatibility and Applications

The RP405 rear idler roller is identified for the **True Fitness 500HRCO treadmill**. It is intended for use as a replacement rear idler roller on that equipment. This part is suitable for treadmill owners, fitness equipment technicians, repair shops, and service professionals who need to replace the rear roller on a compatible True Fitness machine.

The part’s compatibility should be confirmed before ordering. Treadmill parts can vary by model, production version, and serial number. Compare the treadmill’s model information and existing roller with the product details before purchase, especially if the machine has been modified or repaired previously.

Why Choose This Product

Choosing a model-specific rear idler roller can make the replacement process more straightforward when the part matches the treadmill’s original design. The RP405 is clearly identified by brand, treadmill model, component type, and part number, making it easier to compare with a worn or failed original roller.

This replacement part may be appropriate when servicing the rear belt roller assembly or restoring a treadmill that cannot be used reliably because of a damaged rear idler roller. Always inspect the belt, deck, bearings, and related hardware during a repair so you can identify any additional worn components.

Before You Buy

Verify all of the following before placing an order:

- **Brand:** True Fitness
- **Compatible treadmill model:** 500HRCO
- **Part type:** Rear idler roller
- **Part number/SKU:** RP405
- **Associated serial number:** 99-40659A

The product page references roller measurement information, but specific dimensions are not provided in the available product details. Confirm the required roller measurements and treadmill serial information before ordering if an exact dimensional match is necessary. Installation requirements and package contents are not specified, so check the existing assembly and consult a qualified fitness equipment technician when needed.