The Peterbilt Hourmeter Gauges With Dual Display is a practical and reliable product for recording engine run time. Its top display cannot be reset by the user, ensuring accurate tracking of engine usage. The bottom display functions as a trip hour meter and can be easily reset. With the ability to record up to 99,999.9 hours, this gauge is suitable for long-term monitoring. It conveniently mounts in a standard 2 1/16 inch hole and requires 8-18 volts direct current. Available with a black or chrome bezel, this gauge is made in the USA and fits most Peterbilt models from 2006 and newer.