Speedometer Calibrator | Multiple Makes & Models (Jeep/Ram) 1985-ford-f-250-esi5561269 Gain Extra Power

Gain Extra Power

6in Lamp Size Approx

Allows for easy connection of 5th wheel or gooseneck wiring

requires a 2-inch diameter hole

Speedometer Calibrator | Multiple Makes & Models (Jeep/Ram) 1985-ford-f-250-esi5561269 Gain Extra PowerPut the finishing touch on your lifted vehicle with Rough Countrys Speedometer Calibration Device! This easy to use Speedometer Calibrator helps you quickly and easily reprogram your vehicles speedometer to match the output of your larger tires. Your vehicle's computer is designed to track the speed based on your stock tire height. When upgrading to larger tires, there will be a discrepancy between your actual speed and the readout on your