New Motorcycle Odometer Black Shell With Bracket Modified Speed LED Electronic Tachometer Retro Table -- Modified motorcycle electronic tachometer wiring method Long red to positive Long black connects to negative Short black connects to the positive pole of the ignition power Short green ground wire Short yellow connects to the engine inductive ignition wire Motorcycle odometer Features: Universal, suitable for all kinds of motorcycles. Made of stainless steel, high quality and durable. LCD screen, clear and easy to read data. Compact design, easy installation. Indicator light: head lamp, neutral light and turn signal. Descriptions: Unit: km/h Odometer unit: km Perfect motorcycle modification for your. NullNullNullNullNullNullNullNullNullNullNullNullNullNullNullNull NullNullNullNullNullNullNullNullNullNull