Rough Country 90045 Speedometer Calibrator | Chevy/GMC 1500/2500HD 2WD/4WD Model_General 4 1000 Premium 600 lumens of output

600 lumens of output

Confidence-Backed Warranty: Like all Rough Country products

Smooth and Quiet Ride: Natural rubber bushings absorb vibrations and minimize road noise for improved comfort

Fabricated Rear Blocks: Tougher than cast alternatives

Conquer every terrain with confidence with Rough Country's 3

Rough Country 90045 Speedometer Calibrator | Chevy/GMC 1500/2500HD 2WD/4WD Model_General 4 1000 Premium 600 lumens of outputPut the finishing touch on your lifted vehicle with Rough Countrys Speedometer Calibration Device! This easy to use Speedometer Calibrator helps you quickly and easily reprogram your vehicles 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