Cool coil technology. Does not fit all applications - verify part number by referring to model specifications. Heavy Duty "FatBoy Series" upgrade. Replaceable pulley bearing. Super smooth "Xtreme Precision" machined pulley. To prevent premature clutch failure, follow the instruction sheet included with the clutch. Upgraded to 3 layer "Xtreme TOUGH" integrated, water tight wire harness.
Fits Husqvarna models IZ21, IZ21C, IZ4217, IZ4218, IZ4817-IZ4819, IZ4821, IZ5221, IZ5223, IZ6123, IZC5221 & IZC5223; Kees models ZMBI 42180, AMBI 48180, ZMBI 48181, ZMKH 52230, ZMKH 52231 & ZMKH 52232.
Replaces AYP #(s) 539106880; Dixon #(s) 106880; Husqvarna #(s) 539106880; Kees #(s) 539106880; Massey Ferguson #(s) 539106880; McCulloch #(s) 106880, 539106880; Warner #(s) 5218-102, 5218-175, 5218-294.
•ID: 1"
•Pulley Diameter: 4-1/2"
•Belt Width: 1/2" or 5/8"
•Direction: Counter Clockwise
•Torque: 205 ft. lbs