This speedometer is a must-have for any Mustang enthusiast. It is designed to accurately display the speed of your vehicle in miles per hour. The sleek and stylish design of the 3V 6 gauge cluster is a perfect fit for your 07 Mustang. The manufacturer part number 714179 ensures that you are getting a high-quality product that is built to last. With a unit of measure in mph, you can easily keep track of your vehicle's speed while cruising down the highway. This speedometer is a great addition to your car's interior and is sure to impress.