Replace OEM:

Bad Boy: 037-4000-00, 037-4000-50, 037-8000-00, 037-8000-50, 038-4000-50

Fit Models:

Bad Boy: Outlaw, Outlaw Extreme and Outlaw XP with 54", 61" and 72" deck and Stand-On with 48", 54" and 61" deck

Notes:

Cast iron assembly includes grease zerk

OD: 1" Shaft with 1/4" Keyway Width

Height: 7 5/8"