SG18B Stump Grinder

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Cat® Stump Grinders are designed to economically remove stumps in residential, commercial and agricultural settings. They offer increased production over tow-behind grinders in situations where multiple stump removal is required. The right balance of cutting wheel speed and torque makes quick work of most tree varieties.

Required Hydraulics
High Flow XPS
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
1230 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
346 lb/ft
Motor Displacement
6.2 in³
Optimal Hydraulic Pressure
207-310 bar (3000-4500 psi)
Overall Height
32 in
Overall Length
69 in
Overall Width
46 in
Required Hydraulic Flow
95-125 L/min (25-33 gpm)
Weight
840 lb
Number of Carbide Teeth per Cutting Wheel
32