Check the listing for details. AutoMeter 3992 3-3/8" SPEEDOMETER, 0-120 MPH, MECHANICAL, SPORT-COMP. Condition: New. Listed at 153.99 USD. Proving a top quality Speedometer doesn’t have to cost a fortune, AutoMeter’s Mechanical Speedometers are a great solution for any vehicle with a cable drive transmission. Using a 5/8”-18 fitting on the back and calibrated for 1000 rpm at 60 mph, these simple, accurate and durable units have been time tested to provide great performance and exceptional value. Feature Points 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 Ships With Bracket Included