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Rough Country

Speedometer Calibrator

Inline · Diesel · Chevy/GMC 2500HD/3500HD (17-19)

Rough Country Speedometer Calibrator | Inline | Diesel | Chevy/GMC 2500HD/3500HD (17-19)

$199.95each

In stock at Rough Country · as of Sep 19

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Before you buy

Download the latest software update here 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. Diesel models only Does NOT fit Gas models, for gas models use Emissions Certifications: Not for sale or use in California

About this part

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 can also includes a function to reset the speedometer back to stock prior to servicing the vehicle. Includes a 1-Year Warranty.

Highlights

  • 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

Specifications

BrandRough Country
Part number90005_A
UPC843030171841
Shipping weight0.5 lb
Country of originUSA
ShippingArrives in more than one box

Trucks it fits

TruckYearsDriveTrims
Chevrolet Silverado 2500 HD 2017–2019 2WD, 4WD High Country, LT, LTZ, WT
Chevrolet Silverado 3500 HD 2017–2019 2WD, 4WD High Country, LT, LTZ, WT
GMC Sierra 2500 HD 2017–2019 2WD, 4WD Base, Denali, SLE, SLT
GMC Sierra 3500 HD 2017–2019 2WD, 4WD Base, Denali, SLE, SLT
Exact SKU — the wheel you pick is the wheel we render True to size — fitment measured to the inch See it first — on your truck, before you spend a dollar