Our ESR128 is a high quality and better-than-OEM regulator/rectifier for your Honda TRX300. We built this ESR128 using the latest technology in regulator circuitry, and use a very efficient heat sink to get rid of the heat quickly and efficiently.ESR128 controls the output voltage very accurately resulting in a perfect charge rate for your battery across the RPM range.Just as with all other regulator/rectifiers manufactured by ElectroSport our ESR128 comes with a full one year warranty.

TRX300 / TRX300FW Fourtrax 4×4 (12-pole)
(92-00)
TRX300 / TRX300FW Fourtrax 4×4 (18-Pole)
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