Pulley 1 Flanged Non-flanged. Pulley 1 Material Steel. Pulley 1 Width 1.06 IN. Pulley Quantity 1. Pulley Surface Type Smooth. OEM / Interchange Numbers: 11955AR010, 11955AR01A, 12355277, 12355561, 12355573, 12355574, 12570827, 24570827, 24572138, 24573503,24573852, 24574840, 24574909, 24575670, 38942PHM004, 38942PWA004.