Auto Meter 5152 Pro-Comp Mechanical In-Dash Speedometer Gauge kit includes bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installation Traditional rolling drum odometer and resetable tripmeter Accepts a 5/8" x 18 thread speedometer cable Calibrated for 60 MPH at 1,000 cable RPM Traditional incandescent lighting illuminates around the perimeter of the dial