12-7/8″ 4 blade fan, 3-1/2″ double groove pulley.
Can Be Made To Work On Later Serial Numbered Models But Belt Must Be Changed.
Condition
Used
Part No.
251427R91
Bin
c
Farmall Cub SN 501-165152, Cub LoBoy before SN 165152
131489C1, 251427R91, 251645R91