Essential Series Medium (ESM) Grader

Challenge ESM rear end grader design and features

Compatible with fixed or floating upper tractor hitch, the ESM grader is designed to suit agricultural tractors with 30 to 100 horse power, a Category I or II hitch and two sets of rear remotes available to operate the hydraulic blade adjustment features from the comfort of the tractor seat. This grader comes in two blade widths; 1800mm (6’) and 2100mm (7’).

  • If you intend on doing a lot of grading, feel comforted knowing that the graders’ blade comes with a reversible edge for extended service life and easy replacement.
  • Operate the angle and tilt functions from the comfort of your tractor seat with standard hydraulic blade angle and tilt adjustment.
  • Comfortably adjust the blade offset from the comfort of your tractor seat with the optional hydraulic offset adjustment.
  • Evenly grade aggregate to create an aesthetically appealing road with the help of optional hungry boards.
  • The graders’ hitch is designed to ISO 730 standards. The graders allow for both fixed and floating upper tractor hitch.
  • Easily adjust the depth of your grading with an optional depth wheel and guide your blade to smooth your road. When ordering a depth wheel, you have the choice of manual or hydraulic adjustment.

Challenge ESM rear end grader specifications

Please swipe the table to read all data
Model ESM18 ESM21
Tractor horse power range 30-100 hp 30-100 hp
Tractor linkage category I or II I or II
Weight 369 kg 376 kg
Blade width 1800 mm 2100 mm
Blade height 450 mm 450 mm
Hydraulic blade angle Standard Standard
Blade angle adjustment ±45° Hydraulic ±45° Hydraulic
Hydraulic blade tilt Standard Standard
Blade tilt adjustment ±30° Hydraulic ±30° Hydraulic
Blade offset adjustment Min 600 mm left/right.
Standard with telescopic
arm or optional hydraulics
Min 600 mm left/right.
Standard with telescopic
arm or optional hydraulics
Cutting edge One piece wear resistant
steel with reversible edge
One piece wear resistant
steel with reversible edge
Supporting stands 2 2
Hungry boards Optional @ 30 kg Optional @ 30 kg
Depth wheel Optional @ 45 kg.
Standard with ratchet
ram or optional hydraulics
Optional @ 45 kg.
Standard with ratchet
ram or optional hydraulics