OVERVIEW
Put the finishing touch on your lifted vehicle with Rough Country's Speedometer Calibration Device! This easy-to-use Speedometer Calibrator helps you quickly and easily reprogram your vehicle's 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 speedometer.This plug and play device connects directly to your vehicle's Diagnostic Link Connector Port and in just a few short minutes your speedometer reads true again! Rough Country's Speedometer Calibration Devices don't just simply change your in-dash readout, they update your vehicle's ECM, ensuring accurate shift points and proper electronic stability control.Finally, you can get an affordable and accurate speedometer calibration with an easy and intuitive setup process! This device also includes a function to reset the speedometer back to stock prior to servicing the vehicle. Includes a 1-Year Warranty.
Features
Fits gas & diesel 1500 models / gas & diesel 2500/3500 models
Resets your speedometer to accurate readings for larger tires
Easy Plug and Play connection
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 warranty.
Notes
Download the latest software update here
Emissions Certifications: Not for sale or use in California
Rough Country's Speedometer Calibrator can only be used with one vehicle at a time
As with all other programmers, once programmed, the programmer is locked to that vehicle and cannot be used with any other vehicles until the programmed vehicle is returned to stock settings
Does NOT fit 2022 refresh models
This kit does NOT fit 2022 Chevy/GMC refresh models with the below frontend styles.Install Time
5-10 minutesInstruction:
View Instruction Sheet
Fitment:
2020-2023 2WD GMC Sierra 2500 HD
2019-2021 4WD Chevy Colorado
2020-2023 2WD Chevy Silverado 2500 HD
2019-2021 2WD Chevy Colorado
2019-2021 2WD GMC Sierra 1500
2020-2023 4WD GMC Sierra 2500 HD
2019-2021 4WD Chevy Silverado 1500
2020-2023 4WD Chevy Silverado 2500 HD
2019-2021 4WD GMC Canyon
2019-2021 2WD Chevy Silverado 1500
2019-2021 2WD GMC Canyon
2019-2021 4WD GMC Sierra 1500
Tire Fitment:
Rough Country
