I believe the input will be this for this speedometer but im not sure 1 tire revolution equals X sprocket revolutions times 4 should give The odometer cannot be reset. NOTE: The odometer on the speedometer portion of this instrument will show some mileage less than 5 miles (8km). This is aCheap Instruments, Buy Quality Automobiles & Motorcycles Directly from China Suppliers:Super performance Koso Rx2n SS182 Motorcycle LCD Digital Odometer SS118 (KOSO RX2N COPY) SPEEDOMETER Following a recent purchase of my ss118 speedo I noticed the lack of information around the Internet and on my attempt to wire a $30 Chinese SS182 speedometer to my SV650 that came without one. Fuel.pdf. (39k). Dave Stacionis,. Sep 29, 2017, 5:35 AM.