Overview The &rsquo,66-&rsquo,77 Ford Bronco Package features the speedometer, tachometer, fuel(75-10ohm), temperature, volt, and oil gauges all in one direct fit instrument. Installing the all-electronic cluster is easy with the included model specific mounting hardware, Classic Instruments' Zeus Speedometer Technology&trade, for push button calibration, and all the included sending units., The Black Package for 1966-1977 Ford Bronco Features Works directly with ECM or VSS signal, no additional control boxes needed Zeus Speedometer Technology built-in, molded plastic back housing LED lighting with built-in LED dimmer, and molded "light intensifier" ring for bright, even lighting. Brightness of the LEDs can be adjusted with a potentiometer on the back of the cluster High beam indicator hidden at the top of the tachometer, red LED HaloTM Direct fit into the stock dashboard using factory holes with the included mounting hardware ECM signal filter switch built-in Push button calibration, switch included Ford sender kit included Turn signal indicators in the left and right sides of cluster, green LEDs