Voltage Regulator for Kohler 41 403 01S,41 403 04S,41 403 10, 41 403 09 Aftermarket Voltage Regulator For Kohler Replace Kohler 25 755 03-S, 41 403 01-S, 41 403 04-S Replace Kohler 41 403 05-S, 41 403 09-S, 41 403 10-S Order by 5.00 PM, ship next day through USPS First Class Package