Xtreme Outdoor Power Equipment Replaces John Deere PTO Clutch AM126100 5219-1 LX 255 266 277 279 280 288 289 GT225 GT235 GT235E GT245 GX255 LT190 SST15 SST16 SST18 - Free Upgrade 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: AM126100 Replaces Warner: 5219-1 Specs: 1.000" Crankshaft, 5.45" 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