Skip to main content Skip to navigation
AgAgriculture Blog IconBehind the Scenes Blog IconConstruction Blog IconEquipment Maintenance Blog IconPower Systems Blog Icon Thumbs Down Thumbs Up! Small Business Blog IconTachnology Blog IconConstructioncontrol-smallcost-smallefficiency-smallflexibility-smallHoursHours Location HoursMapMapMenu AgMenu AttachmentsMenu BlogMenu CareersMenu ChecklistMenu ConstructionMenu MaintenanceMenu NewMenu PowerMenu RebuildsMenu RentMenu ServiceMenu TechnologyMenu TestimonialsMenu Training Menu Truck Menu UsedNewArtboard 1Parts Phone PhonePower Systemsproductivity-smallRentalRepSafetyServiceSpecialsTechtestimonial-iconToolsTrainingTruckUsed

Ziegler CAT


SG16B Stump Grinder

Designed to remove stumps in residential, commercial and agricultural settings.



  • Cat® Stump Grinder Attachment at Work
  • Cat® Stump Grinder Operating Tips
  • Cat® Stump Grinder Overview
  • An Attachment for Every Job - Cat® Work Tool Attachments



  • General
    Spec Value
    Required Hydraulics Standard Flow
    Cutting Wheel Diameter - With Teeth 22 in
    Cutting Depth - Below Ground 20.5 in
    Cutting Head Extension 11 in
    Cutting Head Speed at Maximum Flow 993 rpm
    Cutting Head Swing Range 70 degrees
    Cutting Height - Above Ground 18.5 in
    Cutting Wheel Width - With Teeth 3.3 in
    Cutting Width - Full Swing Range 60 in
    Drive Method Gerotor Motor- Direct
    Drive Shaft Torque at Maximum Pressure 218 lb/ft
    Motor Displacement 4.9 in³
    Optimal Hydraulic Pressure 145-235 bar (2100-3400 psi)
    Overall Height 30 in
    Overall Length 69 in
    Overall Width 46 in
    Required Hydraulic Flow 42-86 L/min (11-23 gpm)
    Weight 775 lb
    Number of Carbide Teeth per Cutting Wheel 32