Stens 255-431 Warner Electric PTO Clutch. REPLACES OEM: Cub Cadet: 717-3446, 717-3446P, 917-3446, MTD: 717-3446, 717-3446P, 917-3446, Scotts: 717-3446, 717-3446P, 917-3446, Troy-Bilt: 717-3446, 717-3446P, 917-3446, Warner: 5218-29. ID: 1″, Height: 3 1/2″, Diameter Pulley: 6″, Direction: Counter clockwise, Uses belt width: 5/8″, Designed For: Rugged use, For Proper Ordering: Reference Warner or Ogura part numbers stamped on clutch.
Stens 255-431 Electric PTO Clutch, Warner 5218-29 Review