SpeedoHealer v4 On most modern motorcycles, with factory speedometer error being as high as 10%, even a modest sprocket gearing change can have the speedometer off by 15%. The sprocket change will also cause higher odometer reading, creating a negative resale factor for no valid reason. The SpeedoHealer is an inexpensive, convenient and very simple way to fix your speedo and odo. Compatible with all motorcycles with non cable driven speedometer and any vehicle with a 3-wire speed sensor or 2-wire ground switch sensor.(cars use Universal harness) $109.99

Replacement SH Harness Kit NEW (version 4) Replacement Harness Kits for the NEW (version 4)  are available for all of our SpeedoHealer v4 units. These are just the plug-n-go harness cables and DO NOT include the actual black calibration box. $49.00