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 | Standard Flow |
| Cutting Wheel Diameter - With Teeth | 21.5in |
| Cutting Depth - Below Ground | 20.5in |
| Cutting Head Extension | 11in |
| Cutting Head Speed at Maximum Flow | 993 rpm |
| Cutting Head Swing Range | 70 degrees |
| Cutting Height - Above Ground | 18.5in |
| Cutting Wheel Width - With Teeth | 3.3in |
| Cutting Width - Full Swing Range | 60in |
| Drive Method | Gerotor Motor- Direct |
| Drive Shaft Torque at Maximum Pressure | 217.6lb/ft |
| Motor Displacement | 4.9in³ |
| Optimal Hydraulic Pressure | 145-235 bar (2100-3400 psi) |
| Overall Height | 28.7in |
| Overall Length | 68.4in |
| Overall Width | 46.3in |
| Optimal Hydraulic Flow | 42-86 L/min (11-23 gpm) |
| Weight | 835.6lb |
| Number of Carbide Teeth per Cutting Wheel | 32 |
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SG16 Stump Grinder