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The Baumalight ST440 Tree Spade is a heavy-duty, professional-grade tree transplanting attachment engineered for contractors, landscapers, municipalities, and landowners looking to move mature trees with precision and minimal stress to the root system. Designed to mount easily on tractors, skid steers, wheel loaders, telehandlers, and backhoes, this versatile tree spade handles the toughest transplant jobs while protecting tree health.
With its dual-hinged frame arms and 4-blade semi-truncated design, the ST440 delivers clean root ball extractions up to 40 inches in diameter and 30 inches deep. Whether you're relocating evergreens up to 4 inches or hardwoods up to 3 inches in trunk diameter, this spade is your go-to solution.
The ST440 works with hydraulic flows between 5 To 20 GPM and is compatible with equipment in the 70 To 80 horsepower range, offering a smooth, powerful digging experience. Its 1/4" AR400 steel blades harden with use, ensuring long-term durability and superior soil penetration even in dense or clay-heavy terrain.
Take control your way: choose from manual, electric, wireless, or auxiliary hydraulic control options to match your workflow. This is more than a tool it's your partner in reshaping landscapes.
| Feature | Specification |
|---|---|
| Model | ST440 |
| Root Ball Diameter | 40 inches |
| Root Ball Depth | 30 inches |
| Number of Blades | 4 (Semi-Truncated Design) |
| Blade Material | 1/4" AR400 Hardened Steel |
| Compatible Tree Sizes | Evergreen: up to 4" diameterHardwood: up to 3" diameter |
| Hydraulic Flow Requirement | 5–20 GPM |
| Horsepower Range | 70–80 HP (for Tractors) |
| Hydraulic Pressure Range | 2900–4000 PSI |
| Weight (Spade Only) | 1,934 lbs |
| Weight with Root Ball | 3,134 lbs |
| Machine Compatibility | Tractors, Skid Steers (Tracked/Wheeled), Loaders, Backhoes, Telehandlers |
| Control Options | Manual, Electric (20’), Wireless, AUX Hydraulic (5-pin required) |
| Minimum Equipment Weight | 6,000–7,800 lbs (varies by machine type) |
| Mount Type | Universal Skid Steer Quick Attach |
| Blade Truncation | Semi-Truncated for better soil retention |
| Feature | Electric Controls | Aux Connection | Wireless Controls | Manual Controls |
|---|---|---|---|---|
| Control Type | Wired Electric | Hydraulic Aux | Wireless Remote | Manual |
| Wire Length | 20 ft | Requires Harness | 20 ft | No Wire Required |
| Live Pin Requirement | N/A | N/A | 1 Pin | 7 Pin |
| Tree Size (Evergreen) | Up-to 4" | Up-to 4" | Up-to 4" | Up-to 4" |
| Tree Size (Hardwood) | Up-to 3" | Up-to 3" | Up-to 3" | Up-to 3" |
| Minimum Equipment Weight | 6,000-7,800 lbs (varies by equipment type) | 6,000-7,800 lbs (varies by equipment type) | 6,000-7,800 lbs (varies by equipment type) | 6,000-7,800 lbs (varies by equipment type) |
| Feature | ST324 | ST330 |
|---|---|---|
| Tree Size (Evergreen) | 3" | 3" |
| Tree Size (Hardwood) | 1.5" | 2.5" |
| Root Ball Diameter (inches) | 24" | 30" |
| Root Ball Depth | 23" | 29" |
| Opening (Width) | 20" | 23" |
| Number of Blades | 3 | 3 |
| Hydraulic Flow (GPM) | 5-20 | 5-20 |
| Weight | 1100 | 1356 |
| Weight with Root Ball (lbs) | 1400 | 1865 |
| Feature | SS330 | ST440 |
|---|---|---|
| Tree Size (Evergreen) | 3" | 4" |
| Tree Size (Hardwood) | 2.5" | 3" |
| Root Ball Diameter (inches) | 30" | 40" |
| Root Ball Depth | 29" | 30" |
| Opening (Width) | 60" | 52" |
| Number of Blades | 3 | 4 |
| Hydraulic Flow (GPM) | 5-20 | 5-20 |
| Weight | 1550 | 1934 |
| Weight with Root Ball (lbs) | 2050 | 3134 |
| Feature | ST650 |
|---|---|
| Tree Size (Evergreen) | 5" |
| Tree Size (Hardwood) | 4" |
| Root Ball Diameter (inches) | 50" |
| Root Ball Depth | 43" |
| Opening (Width) | 47" |
| Number of Blades | 6 |
| Hydraulic Flow (GPM) | 5-20 |
| Weight | 3288 |
| Weight with Root Ball (lbs) | 5785 |
Ships within 48 hours · Estimated delivery Jul 23 - Jul 28
US$40
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