Electric PTO Clutch ID: 1 ", Made By: An OEM supplier, Diameter Pulley: 7 1/3 ", Torque Correctly: To prevent premature failure, Direction: Counter clockwise, Clutch Applications: Residential and commercial, Uses belt width: 5/8 ", Designed For: Rugged use, For Proper Ordering: Reference Warner or Ogura part numbers stamped on clutch, Height: 3 1/4 ". Fits Models: Replaces Part Numbers: Warner 5219-13, Toro 104-3624, Exmark 104-3624, Exmark 109-7035 Stens Part Number: 255-721