ESR633 is a modern high quality regulator that is a Plug-In replacement for the OEM regulator on Yamaha ATV models. We incorporated the newest version of our advanced power circuit and we combined that with our highly efficient heat sink.Our ESR633 offers superior performance compared to the OEM regulator. It combines very accurate control of output voltage with with the high efficiency of our rectifier bridge. The result is a perfect charge to the battery at any engine RPM and a much cooler running unit which translates into top-notch reliability.ElectroSport offers ESR633 with a full one year warranty.
YAMAHA ATVs
YFB250 Timberwolf / 4x4 (97-00)
YFM250 Bear Tracker 2WD (99-00)
YFM350 Big Bear 2x4 (96-98)
YFM350 Big Bear 4x4 (97)
YFM350 Big Bear 4WD SE (97)
YFM350 Big Bear 4x4 / Hunting (98-99)
YFM350 Big Bear 2WD (99)
YFM350 Warrior (96)
YFM350 Warrior (97-01)
YFM350 Wolverine (95-98)
YFM350 Wolverine 4x4 (99)
YFM350 Wolverine (00-01)
YFM400 Big Bear 4WD / Buckmaster (00)
YFM400 Big Bear 2WD / +Realtree (01)
YFM400 Big Bear 4WD / Realtree (01)
YFM400 BIG BEAR 400 IRS / HUNTER IRS / EXPLORING ED (07)
YFM400 BIG BEAR 400 4WD / HUNTER (08-12)
YFM400 Kodiak / Kodiak 4x4 (96-98)
YFM400 Kodiak 4WD (99)
YFM600 GRIZZLY (98)
