Is this Magneto Stator Coil compatible with my 2005 Honda TRX400 Rancher?

Yes, this GOOFIT Magneto Stator Coil is fully compatible with Honda TRX400 Rancher 400 AT and GPScape models from 2004 to 2007, including your 2005 model.

Will installing this stator coil improve my ATV's starting and reduce stalling?

Absolutely. The coil provides consistent power output which helps reduce stalling and offers smoother, more reliable starts for your Honda TRX400 Rancher.

Can I install this coil myself, or do I need a professional mechanic?

This magneto stator coil features plug-and-play installation with factory mounting points and connectors, so if you have basic mechanical skills and tools, you can install it yourself following the manual. Otherwise, a professional mechanic can help ensure it's installed correctly.

Is this stator coil durable enough for off-road and wet conditions?

Yes, the coil uses premium lamination materials and durable insulation to withstand heat, vibration, and prevent shorts in wet or muddy environments common in off-road riding.

How does the heat rating affect the performance of this stator coil?

The high-grade copper windings are rated up to 200°C, meaning they can handle the heat generated during extended use without degrading, which ensures stable voltage output and reliable ignition over time.

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GOOFIT

Magneto Stator Coil for Honda TRX400 Rancher 400 AT (2004-2007) | 31120-HN7-003

$40.99

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Product overview

Restore Peak Power to Your Honda Rancher 400 AT

Don’t let a failing electrical system stall your off-road adventure. This GOOFIT Magneto Stator is precision-engineered to replace your faulty factory unit, providing the stable voltage your Honda TRX400 Rancher 400 AT needs for reliable ignition and consistent battery charging.

Exact Fit & Superior Performance

This stator is a direct replacement for OEM part numbers 31120-HN7-003 and 31120-HN7-000. Built for the 400cc Automatic Transmission (AT) models, it’s designed to withstand the high-vibration and extreme heat of utility riding.

Vehicle Compatibility

Year	Make	Model	Submodel	OEM Part Number
2004–2007	Honda	TRX400FA	Rancher 400 AT	31120-HN7-003 / 000
2004–2007	Honda	TRX400FGA	Rancher AT GPScape	31120-HN7-003 / 000

Technical Specifications

Outer Diameter: 92mm (3.62")
Inner Diameter: 35mm (1.38")
Thickness: 19mm (0.75")
Coil Type: High-efficiency multi-pole design
Temperature Resistance: Up to 200°C

Key Features

High-Grade Materials: Features premium copper windings resistant to 200°C and electro-conducting laminations for maximum efficiency.
Plug-and-Play Installation: Matches factory mounting points and connectors—no modification required.
Built for Extremes: Specialized insulation prevents short circuits in mud, water, and harsh trail conditions.
Enhanced Charging: Eliminates flickering lights and weak starts by providing a steady power output.

Technical Support & DIY Guide

Confused about installation or not sure if your stator is actually dead? Read our professional mechanic's guide: [How to Diagnose & Replace your Honda Rancher 400 AT Stator]. We cover common ESP error codes, multimeter testing, and step-by-step swap instructions.

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Magneto Stator Coil for Honda TRX400 Rancher 400 AT (2004-2007) | 31120-HN7-003