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12_5f71e6f2-b0ad-498e-8df8-da1a730749c6 - Northline Parts

2Pcs Top Rollers for Kubota KX121-3 KX040-4 Excavator Undercarriage RD461-21900

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$126.59
Sale price  $126.59 Regular price 

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

2Pcs Top Rollers for Kubota KX121-3 KX040-4 Excavator Undercarriage RD461-21900

Keep your Kubota excavator operating at peak performance with this set of two premium aftermarket top rollers. Engineered for durability and smooth operation, these rollers provide essential support for your track system, ensuring your undercarriage remains reliable in demanding work environments. This high-quality aftermarket solution offers a precise fit and long-lasting service life, making it an ideal choice for your maintenance needs.

Key Features & Benefits

  • Heavy-duty construction designed for maximum wear resistance and longevity.
  • Precision-engineered to ensure a perfect fit for your Kubota undercarriage.
  • Helps maintain proper track alignment and reduces vibration during operation.
  • Cost-effective aftermarket alternative that meets or exceeds performance standards.
  • Sealed components to protect against dirt, debris, and harsh site conditions.

Compatible Models

  • Kubota KX121-3
  • Kubota KX040-4

Product Specifications

  • Part Number: RD461-21900
  • Part Type: Top Roller (Carrier Roller)
  • Quantity: 2 Pieces
  • Condition: New Aftermarket

Frequently Asked Questions

Is this an OEM part?
No, this is a premium aftermarket replacement part. It is designed to be fully compatible with your equipment while providing a more cost-effective solution compared to original manufacturer components.

How do I confirm compatibility?
To ensure the correct fit, please cross-reference part number RD461-21900 with your equipment's parts manual. We also recommend checking your machine's model and serial number before finalizing your purchase.


Important: This is a premium aftermarket part and is not manufactured by the original equipment manufacturer (OEM). Brand names and model numbers are used for reference purposes only. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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