John Deere

John Deere Single Mower Blade (High Lift) for 42" Deck - GX20433

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Genuine John Deere high lift mower blade for select models equipped with a 42" cutting deck.

To encourage a greener, fuller healthier lawn, be sure to mow with sharp lawn mower blades. Use Genuine John Deere Lawn Mower blades to get the perfect fit on the spindle. Our lawn mower blades are manufactured with a combination of carbon and boron to provide hardness for a long life and sharp edge without breakage. John Deere conducts extensive testing to ensure wear and longevity on all products.

  • Sold as a single blade
  • Recommended to replace complete set of 2 blades
  • High Lift blade recommended for bagging and side discharge mowing
  • More aggressive bend at the sail and maximum upward lift

Fits on:

  • 108
  • 1442
  • 1642HS
  • 1742HS
  • L17.542
  • L100
  • L105L107
  • L108
  • L110
  • L111
  • L118
  • L1742
  • MCS

Want to confirm this part fits your machine? Visit John Deere Parts Catalog or contact us via live chat or email and we will help you find the right parts for your John Deere machine.