Fits Chevy/GMC 1500/2500HD 2WD/4WD Speedometer Calibrator; 90045 blh 5 V8 1969 Dodge Dart

5 V8 1969 Dodge Dart Swinger 170/2

6L V8 1965 - 1967 Dodge W200 Series Base 318/5

7 V8 1972 - 1974 GMC Sprint 454/7

0L V8 1985 - 1986 GMC K1500 Sierra Classic 379/6

Polished Chrome Finish

Fits Chevy/GMC 1500/2500HD 2WD/4WD Speedometer Calibrator; 90045 blh 5 V8 1969 Dodge DartSpeedo Calibrator Chevy GMC 1500 2500HD (19 22) 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