The Fiat 5154894 is a genuine Cobo hour meter gauge designed for various Fiat tractor models. This essential instrument accurately tracks engine operating hours, crucial for maintenance scheduling and performance monitoring. It features a 80mm diameter and 50mm depth, operating at 12V. It is compatible with Fiat 450, 480, 500, 540, 550, 600, 640, 650, 750, 850, 950, 1000, and 1300 series tractors, ensuring precise fitment and reliable operation.