This genuine Iseki 54908821640 starter motor is a 12-volt, 1.2-kilowatt unit designed for reliable engine starting. Featuring 9 teeth and clockwise rotation, it ensures efficient operation. This OEM starter is compatible with various Iseki TX series tractors, including TX1500, TX1510, TX2140, TX2160, TX1410, TX145, and TX155, as well as Bolens G152, G154, G172, and G174 models. Replaces Iseki part numbers 54908821640 and 5490882164XX.