Rough Country Speedometer Calibrator Inline Fits Ford F-250/F-350 Super Duty (11-16) 90016 691100520170 New zinc coated hardware for

New zinc coated hardware for corrosion resistance

1978-1979 YAMAHA XS750S

Limits up-travel by 3/4”

part PB59-503K

The E-Mark Certified Lights feature a revised security hardware kit to make sure the light is non-serviceable

Rough Country Speedometer Calibrator Inline Fits Ford F-250/F-350 Super Duty (11-16) 90016 691100520170 New zinc coated hardware forDescription Resets your speedometer to accurate readings for larger tires Easy Plug and Play connection Updates OE ECM Shift Points to accommodate larger tires Recalibrates Electronic Stability Control to work with larger tires Option to return to stock settings 1 year warranty <p>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