Atlas IV Vaquero Self-Contained Hydraulic Trailer Jack
10,000 lb Capacity · 26" Lift · Bolt-On Mount
The Stillwell Atlas IV Vaquero is a self-contained hydraulic trailer jack engineered for heavy tongue loads, live cargo, and demanding work environments. Built for horse trailers, livestock rigs, dump trailers, and industrial haulers, this jack delivers controlled hydraulic lifting without the need for an external pump or plumbing.
The Vaquero configuration is purpose-built with rounded geometry and sealed hydraulic components, making it suitable for agricultural and livestock applications where safety, reliability, and smooth motion are critical.
Key Highlights
- Self-contained hydraulic power unit — no external pump required
- 10,000 lb lifting capacity for heavy tongue weights
- 26" total vertical travel for varied trailer heights
- Bolt-on mounting bracket for straightforward installation
- Manual override allows operation during power loss
- Rounded housing design helps reduce livestock contact risk
Engineering & Performance
This jack operates at 3,000 PSI, delivering smooth, controlled lift under load. Glide bearings reduce wear and help maintain consistent operation over time. Unlike mechanical jacks, hydraulic movement minimizes shock loading when animals or cargo shift.
The all-in-one design eliminates external hoses and pumps, reducing installation complexity and long-term maintenance points.
Specifications
| Lift Capacity | 10,000 lb |
|---|---|
| Total Travel | 26 inches |
| Operating Pressure | 3,000 PSI |
| Mounting Style | Bolt-On |
| Footplate Size | 10" × 10" |
| Mounting Bracket | 7" wide × 20" tall |
| System Type | Self-Contained Hydraulic |
| Warranty | 2-Year Limited Manufacturer Warranty |
Typical Applications
- Horse trailers
- Livestock trailers
- Gooseneck trailers
- Dump trailers
- Heavy-duty work and equipment trailers
Fitment varies by trailer design and tongue configuration. Verify mounting dimensions, available clearance, and electrical requirements before installation.