Replaces John Deere 145 155C 190C L120 L130 LA130 140 145 150 155 165 175 X140 X165 G110 L2048 L2548 Mower, GY20878 GY20108 GY20652 GY21340 PTO Clutch, Bearing 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: GY20108, GY20652, GY20878, GY21340 Replaces Warner: 5219-20 5219-73 Specs: 1.000" Crankshaft, 6.310" 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