Overview

Manufacturer: John Deere. Product: Mower Blade, 42-inch deck. Part number UC22008. Purpose: direct replacement blade for John Deere 42-inch mower decks on select lawn tractors and ZTraks, designed to restore cutting performance and deck balance when blades wear or become damaged.

Compatible platforms and deck configurations include John Deere 42-inch decks used on a range of X-series tractors and ZTrak models. UC22008 is listed as the standard 42-inch blade for these decks.

Key Features

• Part Number: UC22008.
• Type of machine suitable for: John Deere 42-inch deck tractors and ZTraks (examples include X330, X350, X354, X370, Z335E, Z335M, Z345M, Z345R).
• Installation tips: Safety-first service—disconnect the spark plug wire, place the mower on a level surface, remove the mounting bolt, inspect the spindle, install the replacement blade with correct orientation, and re-torque to OEM specifications. If servicing both blades on a dual-blade deck, repeat for the opposite side.

Compatibility

• Suitable machine models: John Deere 42-inch decks across multiple series, including X-series tractors and ZTraks that use UC22008 (e.g., X330, X350, X354, X370, Z335E, Z335M, Z345M, Z345R).
• Alternative part numbers: M170642, M170639; GY20683 (blade set that replaces UC22008 or M170639).