... tanker L300ClutchModelGFX420, Single dry frictional disc,Hydraulic control and compressed air assistedGearbox Model5S-112GP, mechanism,9gears,1reverse gear, manual, synchronizationBrake systemService ... adjusted automatically, double circulation air brake systemAssistant brakeEngine exhaust brakePark brakePotential springs pressing on middle and rear wheelsSteering system (ZF company)ModelZF8098 ...