Transform your GMC 2500HD driving experience with the Rough Country Speedometer Calibrator for 2024 and 2025 models. This sophisticated calibrator ensures your speedometer provides accurate readings when you upgrade to larger tires, enhancing your vehicle’s performance effortlessly.

The Rough Country Speedometer Calibrator is a must-have for any GMC 2500HD owner venturing into the world of larger tire sizes. Specifically designed for ease of use, this device connects directly to your vehicle’s TCM and BCM, allowing for quick recalibration. Say goodbye to speed discrepancies caused by oversized tires and restore the true speed readings with precision. The device optimizes the overall vehicle performance by updating your ECM, ensuring accurate shift points, and recalibrating your electronic stability control (ESC). With this calibrator, you can enjoy safer and more reliable driving even with larger tires.

Features

• Accurately Resets Speedometer: Calibrates your speedometer to provide precise readings with larger tires.
• Effortless Plug-and-Play Installation: Simple installation process with no need for complex tools or modifications.
• Optimizes ECM Shift Points: Updates shift points for smooth performance and enhanced driving dynamics.
• Recalibrates Electronic Stability Control: Adjust ESC settings to maintain safety and control with big tires.
• Convenient Return to Stock Settings: Easily revert to factory speedometer settings when needed.
• 1-Year Warranty: Enjoy peace of mind with robust warranty protection.

Choose the Rough Country Speedometer Calibrator for a fuss-free solution to speedometer mismatches due to larger tires on your GMC 2500HD. Please reach out to us with any questions by directly calling 512-982-9393 (TX) or 562-981-6800 (CA). With service locations in both Austin, Texas, and the Los Angeles, California area, we offer professional installation and customization options to ensure your vehicle operates at its best. Note: This product is designed for models with a 10-speed transmission and is not compatible with performance programmers or for sale/use in California.

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