Honda Cooling Fan Control Unit CDI Box For ATV Fits Trx400Fw 1995-2003 Trx450Es 1998-2001 Trx450Fe 2002-2004 Trx450Fm Replace 38710-HM7-004 Protects Engine From Overheating And Keeps Cool

Advanced cooling fan controller for TRX ATV engines
✔️ Replaces OE 38710-HM7-004; single unit for 1995-2004 TRX Foreman ATV

This cooling fan control unit is a plug-and-play CDI box designed to regulate the ATV cooling fan and keep engine temperatures in check. It is a direct replacement for model ranges FW, ES, FE, FM, and S from 1995 to 2004, ensuring reliable operation under hot riding conditions.

✅ Replaces OE 38710-HM7-004
✅ Compatible with 1995-2003 TRX 400 Fourtrax Foreman FW
✅ Compatible with 1998-2001 TRX 450 Foreman ES, FE, FM, S
✅ Plug-and-play installation; no wiring harness mods
✅ Helps prevent overheating and preserves engine life
✅ 24-month warranty from seller

💡 What is a cooling fan controller unit and why replace it on TRX Foreman quads?

Replacing it helps maintain proper engine temperature and avoid overheating warnings.

- engine temperature regulation and fan control
- handy CDI box replacement for ATVs
- easy plug-and-play installation with OE 38710-HM7-004 compatibility
- supports reliable operation in hot climates