MowerPartsGroup Spindle & Bolts Replaces John Deere GY21098 GY20454 GY20867 GY20962 42" Deck Includes Grease Zerk, Pulley Lock Nut, Blade Lock Nut, and Washer Height: 7" OD: 5" Includes Self Tapping Bolts Replaces: GY21098, GY20962, GY20867, GY20454