Speedometer Calibrator for 18-24 Jeep Wrangler JL and Gladiator JT

After adding larger wheels and tires to your Jeep, your speedometer will no longer read accurately. The Rough Country Speedometer Calibrator provides a convenient solution to this issue with a few added benefits. Not only will this plug-n-play tool recalibrate your speedometer, but it will also allow you to set automatic transmission shift points to accommodate larger tires. It can also be used to diagnose check engine lights and adjust ESC (Electronic Stability Control).

Note: Not Compatible with Rubicon 392 or 4xe Models

Note: Not for use with Jeeps equipped with Adaptive Cruise Control