Ricks rectifier/regulator for V-twin motorcycles, built to OEM specifications as a direct replacement for stock charging system components. Regulates alternator output and converts AC to DC to keep your battery charged under all riding conditions. Features Built to OEM specifications 1-year warranty Direct replacement for stock rectifier/regulator Specifications Brand: Ricks Manufacturer Part #: 10-559H Length: 6.4 in Width: 4.2 in Height: 2.5 in Weight: 1.1 lbs Country of Origin: China (Taiwan) Fitment Fits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models. Verify your bike's specific charging system compatibility before ordering. Frequently Asked Questions Is this a direct replacement for my OEM rectifier/regulator? Yes — this part is built to OEM specifications as a direct bolt-in replacement for stock Harley and Indian V-twin charging systems. What's the warranty on this rectifier/regulator? Ricks includes a 1-year warranty on all parts covering defects in materials and workmanship. How do I know if my rectifier/regulator is failing? Signs include dim headlights, difficulty starting, or a battery that won't hold a charge. A voltmeter test at the battery confirms output issues. Does this require any special installation tools? No special tools needed — it bolts into the stock location. Disconnect the battery and follow your bike's service manual for wire connections.