The 129900-77010 is a genuine Yanmar starter motor, commonly used in Takeuchi compact excavators and track loaders. This 12-volt, 1.4-kilowatt starter features a 9-tooth pinion, ensuring reliable engine starting. It is an OEM replacement for various Yanmar engines including 3TNV88, 4TNV88, 4TNV94L, 4TNV98, 4TNV98T, 4TNE88, 4TNE94, and 4TNE98, and is cross-referenced with Hitachi S114-655 series starters. Designed for durability and precise fitment, it ensures optimal performance for compatible machinery.