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John Deere 21" Blades

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John Deere 21" Mulching Blade

Part Number: 330-429


Replaces the following OEM Numbers:

  • JOHN DEERE M125413
  • JOHN DEERE M112738
  • JOHN DEERE M112972
  • Length: 20 7/8"
  • Width: 2 5/8"
  • Center Hole: 7/8"
  • Outer Hole: 3/8"
  • Center To Center: 3 11/16"
  • Thickness: 119"
  • S/F: Formed
  • - 20 7/8"
  • - 2 5/8"
  • - 7/8"
  • - 3/8"
  • - 3 11/16"
  • - 119"
  • - Formed


  • Available online.
John Deere 21" Mulching Blade
Price:  $12.64

John Deere 21" Mulching Blade

Part Number: 330-770


Replaces the following OEM Numbers:

  • JOHN DEERE GC00344
  • Length: 21"
  • Width: 2 3/4"
  • Center Hole: 3/8"
  • Thickness: 0.119 "
  • S/F: Formed
  • - 21"
  • - 2 3/4"
  • - 3/8"
  • - 0.119 "
  • - Formed


  • Available online.
John Deere 21" Mulching Blade
Price:  $8.47

John Deere 21" Blade

Part Number: 330-845


Replaces the following OEM Numbers:

  • LAWN-BOY 61254303
  • LAWN-BOY 608094
  • LAWN-BOY 682915
  • LESCO 050068
  • JOHN DEERE PT14764
  • LAWN-BOY 683682
  • JOHN DEERE PT7132
  • ALADDIN ULB11
  • LAWN-BOY 611240
  • LAWN-BOY 612543
  • ALADDIN UGAT34
  • Length: 21"
  • Width: 3"
  • Center Hole: 5/8"
  • Outer Hole: 1/2"
  • Center To Center: 2 9/16"
  • Thickness: 134"
  • S/F: Formed
  • - 21"
  • - 3"
  • - 5/8"
  • - 1/2"
  • - 2 9/16"
  • - 134"
  • - Formed


  • Available online.
John Deere 21" Blade
Price:  $7.78