Swing Arm Pivot Bolt & Nut For Honda TRX400EX 99-08 TRX400X 09-14 #90121-HN1-000

Swing Arm Pivot Bolt & Nut for Honda

This swing arm pivot bolt and nut set provides a secure pivot point for the rear swing arm on Honda ATVs, serving as an OEM cross-reference for part number 90121-HN1-000.

Overview

The swing arm pivot bolt and nut is a critical component that secures the swing arm to the frame, allowing proper rear wheel movement on Honda TRX400EX and TRX400X models. Designed for durability, this replacement part ensures precise fit and reliable performance for off-road use.

Built For Performance

• Constructed from high-strength steel for long-lasting durability
• Precision threads for consistent torque application
• Corrosion-resistant coating to withstand harsh conditions
• Direct replacement for OEM part 90121-HN1-000
• Includes both bolt and nut for complete installation

Fits These Machines

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

On-The-Job Use

• Replacing worn swing arm pivot bolts during ATV suspension maintenance
• Restoring proper swing arm movement on off-road trails
• Rebuilding rear suspension after heavy use or racing

Specs At A Glance

Good To Know

Q: Does this bolt fit other Honda ATV models? A: This bolt is designed specifically for TRX400EX and TRX400X models; always verify compatibility with your year and model.

Q: What tools are needed for installation? A: You will need a socket wrench and torque wrench to tighten the bolt to factory specifications.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.