Xtreme Outdoor Power Equipment Replaces CUB Cadet Electric PTO Clutch Lawn Garden Tractor 717-04174, 717-04174A, 917-04174, 917-04174A Xtremely cool coil design runs over 20% cooler for a longer service life  plus every clutch is backed by a buyer-protection 1-year warranty Replaces OEM: 717-04174, 717-04174A, 917-04174, 917-04174A Replaces Warner: 5219-51, 5219-79, 5219-64 Specs: 1.000" Crankshaft, 6.000" Pulley, Counter Clockwise, 1/2" or 5/8" Belt, 125 ft. lbs torque Free Upgraded - High Temperature Bearings. TOUGH Machined Billet Pulley with Replaceable Bearing - OEM Upgrade