HAWK Equipment Corporation

- Self-Propelled Stump Grinder


The new HAWK Self-Propelled Stump Grinder is the ideal stump grinder for rental stores, tree care companies, landscapers, nurseries, golf courses and more. The self-propelled unit goes where you need it to go and delivers outstanding performance. The HAWK is capable of grinding any stump diameter from a height of 24' down to 16' below grade. The HAWK is proven to deliver durability, simplicity, low maintenance and high performance.

  • Standard 20-horsepower Kohler or Honda engine is furnished with a heavy-duty industrial cartridge-type air filter to help extend engine life
  • Eight adjustable and individually-replaceable cutting teeth optimize the stump grinder's performance while minimizing maintenance
  • Completely enclosed belt guard meets OSHA regulations and protects clutch torque tab
  • Positive mechanical adjustment for hydrostatic drive belt tension simplifies maintenance
  • Positive locking free-wheel position eases machine transport
  • Return spring on disc brake ensures non-stick release
  • Operator's/Owner's Manual is located in a weatherproof compartment on the handle bar ensuring that it’s with the unit for operator review any time
  • The angled frame and extended rear frame position the operator away from the work and extend engine life
  • A Dual Operator Presence Control Bar is active whether operator uses upper or lower handlebar
  • An Emergency Stop Switch is mounted on control panel
  • The Positive Locking Disc Brake keeps the HAWK in place while the stump grinder is operating
  • Apron around chip confinement area minimizes chip discharge


  • 20-HP Kohler or Honda with Electric Start
  • 25-HP Kohler or Honda with Electric Start
  • Low oil pressure shutdown
  • Heavy duty industrial cartridge-type air filter

Cutter Wheel

  • 14” diameter x 3/8” thick
  • 1,575 RPM when engine is at 2,500 RPM
  • 1-1/2” diameter cutter wheel shaft
  • 1-3/16” self-aligning pillow block bearings
  • 8 reversible pockets
  • 8 individual carbide teeth with 1/2” square shank

Cutting Range

  • Any diameter, no limitations
  • 24” above ground; 16” below ground

Drive Train

  • Hydrostatic drive and transaxle with disc brake
  • Fully-enclosed 14 ga. steel belt guard secured to frame (not engine)
  • 2V Grooved HI POWER belts, A section banded
  • Infinitely variable speed control
  • Positive mechanical drive belt adjustment
  • Positive locking free-wheel position


  • Green wheel for sharpening teeth


  • Width: 32”
  • Height to top of engine: 42”
  • Weight: 550 pounds (varies w/engine selection)
  • Frame: 7 gauge hot-rolled steel channel; all welds continuous
  • Handle Bar: heavy-duty 1-5/16” steel pipe; 7 position handle bar yields size range from 101” length and 39” height (lowest position) to 78” length and 61” height (highest position)
  • Tires: 6.50 x 16” Super Lug Traction Mudder mounted on removeable wheel with 4-bolt hub
  • Brakes: disc brakes, hand engaged with easy-to-reach lever on handle bar. Return spring ensures non-stick release
  • Gas Tank: 3-gallon marine style UL approved
  • Battery: Heavy duty 340 CCA battery in completely enclosed steel battery box
  • PTO: Electric PTO
  • Throttle: Positive locking veneer type throttle cable

Manual is located in a weatherproof Manual Pack mounted on the handle bar and attached with a steel tether. This ensures that the manual stays with the unit and the operator can review the operational instructions at any time. A second manual is included with each unit and is also available on CD-ROM.

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