2014 Freightliner Sprinter 3500 Engine: 2.1L L4; Heavy Duty Thermal Fan Clutch; Standard Rotation;. 2015 Freightliner Sprinter 3500 Engine: 2.1L L4; Heavy Duty Thermal Fan Clutch; Standard Rotation;. 2016 Freightliner Sprinter 3500 Engine: 2.1L L4; Heavy Duty Thermal Fan Clutch; Standard Rotation;.