Koso Hd-04 Multi-Function Tachometer / Speedometer For Harley The Koso Hd-04 replaces your stock 4 speedometer with a multi-function gauge featuring a prominent tachometer and shift light! The display can be cycled through eight different colors to match your paint scheme and accessory lights. Features: Eight-color adjustable display Features tachometer, speedometer, odometer, engine temperature, gear indicator and fuel level Six indicator lights rpm, fuel, engine, battery, cruise control, ABS and anti-theft Fits models that use 3 3/8 stock mounting cup Specifications: Tach 0-8000 RPM Speed 0-225 MPH Odometer 0-999,999 Temp -40 - 419 F Clock 12H or 24H format Volt 8-18 V DC