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CDI Ignition Module for Honda TRX 300 FourTrax 1998-2000

CDI Ignition Module for Honda TRX 300 FourTrax 1998-2000

SKU:RM02149

Regular price £107.20 GBP
Regular price Sale price £107.20 GBP
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CDI Ignition Module for Honda TRX 300 FourTrax 1998-2000

Fits Honda TRX 300 FourTrax, 1998-2000

This is a direct-fit replacement CDI (Capacitor Discharge Ignition) box built to OEM specifications for the Honda TRX 300 FourTrax, 1998-2000. It is a complete, ready-to-fit unit engineered to match the form, fit and function of the original ignition module.

The unit uses a single wiring plug on an 8-pin connector, housed in a compact 23mm x 92mm x 55mm case, matching the specification of the CDI box originally fitted to this model. As with all Capacitor Discharge Ignition units, this CDI is a sealed electronic component and is non-refundable once fitted or tested; please confirm the OEM part number against your original unit before ordering.

Key Features

  • Direct OEM fit and function - no modification required
  • Single plug, 8-pin connector
  • Compact 23mm x 92mm x 55mm housing
  • Wiring installed in original order for a true plug-in swap
  • 12-month warranty as standard (does not cover CDI failure - see note above)

Technical Specs

Specification Detail
Height 23mm
Length 92mm
Width 55mm
Number of Plugs 1
Number of Pins 8

Vehicle Fitment Guide

Make & Model Years
Honda TRX 300 FourTrax 1998-2000

OEM Part Number Cross Reference

Aftermarket replacement. OEM part numbers are listed for reference only.

Part Number Manufacturer / Brand
30400-HM5-506 Honda
30410-HM5-A10 Honda
30410-HM5-A11 Honda
30410-HM5-S01 Honda

Frequently Asked Questions

Will this CDI box fit without any modification?

Yes, this is a direct plug-in replacement for the Honda TRX 300 FourTrax, 1998-2000, and requires no modification to install.

What is included in the box?

One complete CDI ignition module, ready to fit in place of the original.

How do I know my old CDI has failed?

Common signs include no spark, an engine that turns over but will not start, intermittent misfiring, or a sudden loss of power while running. The most reliable test is swapping in a known-good unit from the same year/make/model.

Is this CDI covered by warranty if it fails?

No. Due to the sealed electronic nature of CDI units, they cannot be tested for a fault before fitting and are excluded from warranty and non-refundable once fitted or tested, as noted above.

Dispatched from the UK · 12-month warranty · Fitment support from our technical team
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Shipping calculated at checkout. Free shipping over £150. Terms apply