Number: FM1603 Years: 2008-2010 Description: Torque Converter (Remanufactured) 12.755" Diameter, Mount 8 STUDS, 11.375" Bolt Circle, 1.375" Pilot, Low Stall 2008-2010 F-550 Super Duty 4X4, 4X2, 2009-2010 F-450 Super Duty 4X4, 4X2, 2008-2010 F-350 Super Duty RWD, 4WD, 2008-2010 F-250 Super Duty RWD, 4WD Input Spline: 31 Pilot Size: 1.375" Hub Type: MILLED FLATS Mount Type: 8 STUDS Lock Up: YES Price: $550.00 Refundable Core: $100.00