91-584 Mower Blade for John Deere

Oregon 91-584 is a 20-15/16-inch replacement mower blade for compatible John Deere and Woods 60-inch mower decks. Confirm the complete part number, mounting pattern, and equipment configuration before ordering.

Verified Specifications

• Length: 20-15/16 in.
• Width: 2.50 in.
• Thickness: 0.250 in.
• Center hole: 1 in.
• Outer holes: 1/2 in.
• Center-to-center: 5 in.
• Offset: 7/16 in.
• Air lift: 1 in.

Fitment and Package Quantity

The supplier and manufacturer list compatible John Deere and Woods applications. A compatible 60-inch deck requires three blades. One blade is included per purchase.

Installation

Shut off the mower, remove the key, disconnect the spark-plug lead, and follow the equipment manufacturer's blade-removal, orientation, and torque instructions. Wear cut-resistant gloves and verify fit before operation.