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Built for serious earthmoving, the 2021 Sany SY550H is a 55-ton hydraulic excavator that delivers consistent, high-output performance across demanding job sites. Sany's global parts network and strong resale trajectory make this machine a sound investment in the used equipment market — components are widely available, and dealer support is established across major regions.
Sourced directly from Zhejiang, China, this unit carries a 300 kW engine rated at 1800 rpm, a bucket capacity of 3.1–3.5 m³, and a working weight of 51,000 kg. Ground pressure holds at 87.1 kPa, keeping the machine stable across varied terrain.
- Maximum digging depth: 8,077 mm
- Maximum digging radius: 12,841 mm
- Maximum excavation height: 12,279 mm
- Travel speed: 5.4 / 3.1 km/h (high/low)
- Climbing ability: 70%
- Track plate width: 600 mm
- Transport dimensions: 12,095 × 3,360 × 3,790 mm
- Rotation speed: 8 rpm
Sany holds a strong position in the global heavy equipment market, and the SY550H reflects that — proven engineering, broad aftermarket support, and a resale value that holds up. For large-scale excavation, mining prep, or infrastructure work, this machine is ready to perform.
| Specifications | Value |
|---|---|
| No. | 1071183 |
| Tonnage (tons) | 55 |
| Working weight (kg) | 51000 |
| Bucket capacity (m³) | 3.1-3.5 |
| power | Traditional power |
| manufacturer | Made in China |
| bucket | backhoe |
| Rated power (kw/rpm) | 300/1800 |
| Ground specific pressure (Kpa) | 87.1 |
| Rotation speed (rpm) | 8 |
| Climbing ability (%) | 70 |
| Travel speed (km/h) | 5.4/3.1 |
| Total transport length (mm) | 12095 |
| Total transport width (mm) | 3360 |
| Total transport height (mm) | 3790 |
| Full cab height (mm) | 3470 |
| Minimum ground clearance (mm) | 560 |
| Back end turning radius (mm) | 3765 |
| Onboard width (mm) | 3290 |
| Total track length (mm) | 5440 |
| Track gauge (mm) | 2740 |
| Track plate width (mm) | 600 |
| Track ground length (mm) | 4415 |
| Maximum digging radius (mm) | 12841 (broken) |
| Maximum digging depth (mm) | 8077 (broken) |
| Maximum excavation height (mm) | 12279 (broken) |
| Maximum excavation radius of stop surface (mm) | 10655 (broken) |
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