Description
Speedometer Calibration. The Spectrum Speedometer Calibrator adjusts your vehicle’s computer to correct speedometer readings when larger or smaller tires or different rear gear ratios are installed. This tool ensures accurate speed and part-throttle shift calibration, essential for maintaining vehicle performance and safety after modifications. Its user-friendly interface allows for efficient setup and tuning.
Durable Construction. Crafted from high-quality materials, the calibrator features a robust build designed to withstand daily use. The unit includes a large backlit LCD screen for easy visibility and navigation under various lighting conditions, enhancing user experience during installation and adjustments.
Installation Ease. Installation is straightforward with a plug-and-play design requiring no drilling or permanent modifications. Users can quickly connect the device and complete calibration, making it accessible for automotive professionals and enthusiasts alike.
Application. Fits 07-18 Tahoe with specific support for tire sizes ranging from 24 to 54 inches and gears including 2.56 through 5.13. This calibrator is not compatible with California emission regulations.
CA Residents: WARNING: Cancer and Reproductive Harm
- Tire And/Or Gear
- Return Back To Factory Settings
- Diagnostic Trouble Codes (DTCs)
- Internet Updateable
- Tire Sizes 24-54 Inches 1/4 Inch Increments
- Gears 2.56, 2.73, 3.08, 3.23, 3.42, 3.73, 4.10, 4.56, 4.88 & 5.13
- Fits 07-18 Tahoe






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