Xtreme Outdoor Power Equipment Replaces Warner 5218-6 Cub Cadet 1863, 1864, 2086, 2176, 2185, 2186, 2206, 2284, 2518, GT2186, GT2523 PTO Clutch 917-3403 717-3403 717-3403P - Upgraded Bearings 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: 717-3403, 717-3403P, 917-3403 Replaces Warner: 5218-6 Specs: 1.125" Crankshaft, 6" Pulley, Counter Clockwise, A/B Belt, 205 ft. lbs torque Free Upgraded - High Temperature Bearings. TOUGH Machined Billet Pulley with Replaceable Bearing - OEM Upgrade