Ogura GT2.5-MC04, MA-GT-EXM14 electric clutch. Replaces Scag 461395, 481530; Exmark 103-0665, 1-631732, 1-641300; Ferris 5021145; Simplicity 5021145SM, 5021145SM. For proper ordering, reference Ogura part number stamped on clutch. Uses belt width: 5/8". Adjustment and maintenance free. Designed for rugged use. Residential and commercial applications. Torque correctly to prevent premature failure.