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12_7e71d4ff-e978-45a1-bffd-753c199beac5 - Northline Parts

Swing Arm Pivot Bolt Nut Kit for Honda TRX400EX TRX400X 1999-2014 90121-HN1-000

Alligator_819_x_200_px - Northline Parts

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$26.79
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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

Swing Arm Pivot Bolt Nut Kit for Honda TRX400EX TRX400X 1999-2014

Restore the handling and stability of your ATV with this high-quality swing arm pivot bolt and nut kit. Designed as a reliable aftermarket replacement for your worn or damaged factory hardware, this kit ensures a secure fit and smooth operation for your Honda TRX400 series suspension system.

Key Features & Benefits

  • Precision-engineered for a perfect fit and easy installation.
  • Durable, high-strength construction designed for long-lasting performance in off-road conditions.
  • Direct aftermarket replacement for OEM part number 90121-HN1-000.
  • Essential component for maintaining proper suspension alignment and rider safety.
  • Complete kit includes both the pivot bolt and matching nut for a total replacement.

Compatible Models

  • Honda TRX400EX (1999-2008)
  • Honda TRX400X (2009-2014)

Product Specifications

  • Part Type: Swing Arm Pivot Bolt & Nut Kit
  • Condition: New Aftermarket
  • Replaces OEM Part Number: 90121-HN1-000
  • Material: Heavy-duty steel alloy

Frequently Asked Questions

Is this an OEM part? No, this is a high-quality aftermarket replacement part. It is built to offer the same fitment and functionality as the original equipment without the OEM price tag.

How do I confirm compatibility? To ensure a perfect fit, please verify that your ATV model and year are listed in our compatible models section and that your original part matches the reference number 90121-HN1-000.


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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