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John Deere D120 - 42 in. 21 HP, Hydrostatic Riding Lawn Tractor

Model Number:

Item Number: D120

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The John Deere D120 Series 42 in. 21 HP John Deere 5-Speed Hydrostatic Front-Engine Riding Mower features a full-length welded steel frame and comes with cast-iron front axles to help ensure strength. The mower's tight 18 in. turning radius allows for easy maneuvering around obstacles in the grass, and the mower has 16 cutting positions that range from 1 in. to 4 in. for versatility. It comes with color-coded controls, a cup holder, a high-back seat and more for convenience.

John Deere D120 - 42 in. 21 HP, 5-Speed Hydrostatic Riding Mower Zoom

New Sale


  • 21 HP John Deere engine for powerful performance
  • 5-speed hydrostatic transmission and 2 foot control pedals allow you to set your own pace while mowing
  • 42 in. deck with The Edge cutting system offers a smooth underside to help prevent grass buildup
  • 18 in. turning radius allows for easy movement around obstacles
  • Wash port allows you to easily clean the deck underside
  • Full-length welded steel frame to help ensure strength
  • Cast-iron front axles for added durability
  • 16 cutting heights from 1 in. to 4 in. in 1/4 in. increments allow for different cuts depending on grass type or season
  • Travels at speeds of up to 5.5 MPH forward and 3.2 MPH in reverse for efficiency
  • Cruise control helps provide a consistent mowing speed
  • Includes high-back seat, glove box with cover, cup holder and color-coded controls for comfort
  • MFG Brand Name : John Deere
  • MFG Model # : D120 BG20591
  • MFG Part # : D120 BG20591
  • Number of Cylinders : Single Cylinder

Additional Information

Name John Deere D120 - 42 in. 21 HP, Hydrostatic Riding Lawn Tractor
Item Number D120
Brand John Deere
Weight (lbs.) 450.0000
Cutting Width 46 inches
Number of Blades Two Blades
Engine Brand John Deere
Power 21 HP
Cylinders 1
Cutting Height (min-max) 1.5 - 4 inches
Transmission Type Hydrostatic

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