ELECTROMAGNETIC CLUTCH for FERRIS - SNAPPER - SIMPLICITY lawn mowers Features: Inner diameter: 25.4 mm Height: 89 mm Pulley diameter 146 mm V-belt width: 12.7/15.88 mm Original part number: EXMARK: 1-603539, 1-611223, 603539, 1603539, 1611223 FERRIS: 1521823 SIMPLICITY: 21823, 5021823 SNAPPER: 2-9678, 7029678 WARNER: 5215-13