Rough Country's QuickCal Speedometer Recalibration Device (Wrangler JK / JKU) - 90001Įasy Plug and Play connection Utilizes GPS technology for accurate speed calculation No guess work about tire size or gear ratio Updates OE ECM Shift Points to accommodate larger tires Recalibrates Electronic Stability Control to work with larger tires Option to return to stock settings 1-year warrantyĮach unit can only be programmed to one vehicle Unit can be removed after initial programming This device can even easily reset the speedometer back to stock, just in case you need it! Includes a 1-Year Warranty.
Quickcal speedometer calibrator ford f150 trial#
After a few minutes of GPS tracking, the device will analyze the difference in your speedometer and GPS speed and calibrate your vehicle’s computer to output the proper speed.įinally, you can get an instant and accurate speedometer calibration without the need to hunt down your gear ratio, tire specs, or any of the trial and error that comes with other more complicated solutions. Simply follow the on screen prompts and begin driving at the required speed. Simply follow the on-screen prompts and in just a few short minutes your speedometer will read true again! The secret lies in Rough Country’s foolproof GPS assisted technology, which monitors your vehicle’s speedometer and compares it to the speed tracked by the GPS. This plug and play device connects directly to your vehicle’s Diagnostic Link Connector (DLC) Port. When upgrading to larger tires, there will be a discrepancy between your actual speed and the readout on your speedometer.
Your vehicle's computer is designed to track the speed based on your stock tire height.
This easy-to-use Speedometer Calibrator uses GPS technology to quickly and easily reprogram your vehicle’s speedometer to match the output of your larger tires. There’s never been an easier or more affordable way to calibrate your speedometer than Rough Country’s QuickCal Speedometer Calibration Device.
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