Indispensable in extreme conditions, this fan provides more air, ensuring better cooling and maximum power. It’s in your own hands: With the digital control unit, you can adjust the activation temperature to suit prevailing conditions and read the current temperature at any time. The freely selectable activation temperature lies between 65°C and 95°C. The deactivation temperature is adjusted automatically and always lies 1°C below the selected activation temperature. For the installation on EXC 4-stroke models till MY11 and on all EXC 2-stroke models the auxiliary wiring harness 777.11.979.000 is needed. From MY14 the Y-distributor wiring 777.11.979.010 is required for the installation on EXC 4-stroke models. Auxiliary wiring harness 777.11.979.000 for installation on  XC models.