You may also like. Voltage Regulator Rectifier FITS Kohler 8-25 HP Engine 4140310-S 4140309-S USA. Fits many John Deere & Kohler 8-25 HP Engines with 15 Amp Alternators. Kohler CH20, CH22, CH23, & CH25. Replaces early style box regulators. Has 3 terminals in a row. Replaces John Deere Part #s. AM34738, AM106357, & AM102596. Replaces Kohler Part #s. 2540303, 2540303-S, 2575503, 2575503-S, 4140301, 4140303. 4140304, 4140303-S, 4140305, 4140306, 4140306-S, 4140308. 4140308-S, 4140309, 4140309-S, 4140310, & 4140310-S. Terminals: AC, B+, AC. Shape: as the picture shown. Size: 78mm (L) x 34mm (W) x 16mm (H). 1 x voltage regulator rectifier. We are not responsible for wrong or undeliverable address. It will help us to offer better service. The item “Voltage Regulator Rectifier FITS Kohler 8-25 HP Engine 4140310-S 4140309-S USA” is in sale since Friday, August 25, 2017. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers\Lawn Mower Parts & Accessories”. The seller is “effortagain” and is located in Humble. This item can be shipped to United States.