Thermostat - calorstat allows the water to circulate when the engine is temperature for Derbi Senda R PRO DRD SM Xtrem GPR with engines Euro 2 and 3 as well as the Aprilia RS from 2006.
Thermostat - calorstat allows the water to circulate when the engine is temperature for Derbi Senda R PRO DRD SM Xtrem GPR with engines Euro 2 and 3 as well as the Aprilia RS from 2006.