Blade Length: 20-7/16"
Center Hole: 3/4"

 Make sure and measure blade to insure proper fit, length can vary 1/8" either direction.

It fits Ariens , John Deere

(2) for 40" cut (91-015)

(3) for 60" cut, 1476 , 160 , 260 , 261 , 318 , 400 , 420 , 430 (91-391)

Set of 9

OEM# 03607059 , 03624700 , 03624751 , 03624759 , AM35557 , M112847 , M48452

 Equivalent part# 91-015 , 91-391