Kobelco SK 55 SR

### KOBELCO SK 55SR – Specifications - **Manufacturer**: Kobelco (Japan) - **Model**: SK55SR (Mini Crawler Excavator) - **Operating Weight**: **5,260 kg** (11,596 lb) - **Standard Bucket Capacity**: **0.21 m³** #### Engine & Performance - **Engine Model**: Yanmar **4TNV88** (4‑cyl, water‑cooled, diesel) - **Net Rated Power**: **29.3 kW (39.3 hp) @ 2,400 rpm** - **Emission Standard**: **Stage V / Tier 4 Final** - **Max. Travel Speed**: **4.6 km/h (high) / 2.8 km/h (low)** - **Swing Speed**: **8.8 rpm** - **Bucket Digging Force**: **35.2 kN** #### Dimensions (mm) - **Max. Digging Depth**: **3,590 mm** - **Max. Digging Radius**: **5,750 mm** - **Overall Length**: **5,550 mm** - **Overall Width**: **1,960 mm** - **Overall Height (To Top of Cab)**: **2,530 mm** - **Track Width**: **400 mm** (rubber/steel track) - **Standard Arm Length**: **1,560 mm** #### Hydraulic System & Capacities - **Main Pump Flow**: **2 × 57.1 + 33.8 L/min** - **Aux. Hydraulic Flow**: **33.8 L/min** - **Fuel Tank Capacity**: **53 L** - **Hydraulic Tank Capacity**: **42 L**