55056990AC OE Fan Clutch
For 2004.5, 2005, 2006, 2007, 2008, 2009. 2010 5.9L 6.7L Cummins
It is time to replace the fan clutch if it stops working and will not engage or if it seizes up. Installation of the fan clutch is straightforward and only requires the removal of the fan shroud to get enough room to work. This fan clutch has a right hand thread nut. Fits:'04.5-'09, 2500/3500'08-'10, 3500/4500/5500 Cab/Chassis trucks