Used Kobelco SK130Excavator

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📌 1. GENERAL OVERVIEW

Item	Details
Manufacturer	Kobelco Construction Machinery Co., Ltd. (subsidiary of Kobe Steel, Japan)
Series	SK Series (Super Kobelco)
Class	13-ton (medium-sized) hydraulic excavator
Current Model	SK130-8 / SK130SR-1 / SK130MSR-2 (8th generation)
Production	Since early 2000s, continuously updated
Primary Markets	Construction, earthmoving, urban development, pipeline, landscaping

The SK130 sits in Kobelco's product line between the SK100 (10-ton) and SK140 (14-ton), making it one of the most popular mid-size excavators globally.

📌 2. ENGINE SPECIFICATIONS

Parameter	SK130-8
Engine Model	Isuzu AA-4HK1X
Type	4-cylinder, turbocharged, intercooled diesel
Displacement	5.193 L
Rated Power	~86 kW (115 hp) @ 2,000 rpm
Max Torque	~441 N·m (325 lb-ft) @ 1,400 rpm
Emission Standard	Tier 4 Final / Stage V (EU)
Fuel Tank Capacity	~280 L (74 US gal)
Cooling System	Water-cooled with radiator + fan

✅ The Isuzu engine is known for reliability, fuel efficiency, and low maintenance costs.

📌 3. DIMENSIONS & WEIGHT

Parameter	Value
Operating Weight	12,800 – 13,300 kg (28,200 – 29,300 lbs)
Transport Length	~8,190 mm (26.9 ft)
Transport Width	~2,490 mm (8.2 ft)
Transport Height	~2,960 mm (9.7 ft)
Ground Clearance	~430 mm (17 in)
Track Width	500 mm / 600 mm (adjustable)
Track Shoe Width	600 mm

📌 4. HYDRAULIC SYSTEM

Parameter	Value
Pump Type	Variable displacement axial piston pump (2 pumps)
Max System Pressure	35 MPa (5,076 psi)
Flow Rate	~2 × 180 L/min (total ~360 L/min)
Swing Motor	Axial piston motor with brake
Swing Speed	~10.5 rpm
Travel Speed	~4.9 km/h (3.0 mph)
Gradeability	70% (35°)
Max Tractive Force	~98 kN (22,000 lbf)

📌 5. DIGGING PERFORMANCE ⭐

Parameter	Value
Boom Length	5,700 mm (18.7 ft)
Arm Length	2,950 mm (9.7 ft)
Bucket Capacity (SAE)	0.45 – 0.60 m³ (0.59 – 0.78 cu yd)
Max Digging Depth	6,650 mm (21.8 ft)
Max Digging Reach	9,400 mm (30.8 ft)
Max Digging Height	9,000 mm (29.5 ft)
Max Dumping Height	6,400 mm (21.0 ft)
Max Vertical Wall Dig	5,900 mm (19.4 ft)
Breakout Force (Boom)	~82 kN (18,400 lbf)
Breakout Force (Arm)	~58 kN (13,000 lbf)
Bucket Digging Force	~80 kN (18,000 lbf)

📌 6. KEY FEATURES & TECHNOLOGIES 🔧

🔹 1. Kobelco Unique Boom Cylinder Design (Above-Boom Cylinder)

The boom cylinder is mounted above the boom (not below), which:
- ✅ Reduces the upper structure size
- ✅ Improves stability
- ✅ Enhances visibility from the cab

🔹 2. ECO Mode (Fuel Saving)

Automatically reduces engine RPM when full power isn't needed
Saves up to 10–15% fuel compared to conventional operation
Auto-idle system when not working

🔹 3. Smart Operation System

Feature	Description
Auto Speed Control	Engine speed automatically adjusts to match workload
Load Sensing Hydraulic System	Pump output matches demand → less energy waste
Anti-Sway System (A.S.S.)	Reduces swing sway for precise work
Boom Float	Auto-return function for faster cycle times
Auto-Idle	Engine auto-stops after 5 sec of inactivity

🔹 4. Radius-Excavation System (RES) ⭐

Allows the operator to dig in a perfect arc (circular motion)
Ideal for:
- ✅ Trench digging
- ✅ Foundation work
- ✅ Pipe laying
- ✅ Precision grading

🔹 5. Spacious & Comfortable Cab

Feature	Detail
Cab Type	ROPS/FOPS certified, pressurized
Seat	Air-suspension seat with armrest
Climate Control	AC + Heater
Monitor	7-inch LCD multi-function display
Joysticks	Electronic proportional control
Noise Level	~70 dB(A) — very quiet for its class
Visibility	Excellent all-round visibility (large glass)

🔹 6. Mini Swing Radius (MSR) Variant

The SK130MSR-2 has a reduced tail swing of ~1,150 mm
Perfect for urban/tight-space work
Ideal for working near buildings, walls, and other equipment

📌 7. VARIANT MODELS

Model	Description
SK130-8	Standard model — full swing radius
SK130SR-1	Short radius (compact swing)
SK130MSR-2	Mini swing radius (tightest — 1,150 mm)
SK130LC-8	Long reach (longer boom/arm for deep digging)
SK130UR-8	Ultra-short radius (special urban variant)
SK130NLC-8	Narrow undercarriage (3.0m width)

📌 8. ATTACHMENTS COMPATIBILITY

Attachment	Application
🪣 Standard Bucket	General earthmoving
🔨 Hydraulic Breaker (Hammer)	Rock breaking, demolition
✂️ Hydraulic Shear	Demolition, scrap cutting
🔩 Thumb (Grapple)	Log handling, pipe gripping
🪠 Quick Coupler	Fast attachment change
🔄 Rotating Grapple	Waste handling, sorting
🏗️ Tiltrotator	360° rotation for versatility
🕳️ Auger Drill	Piling, foundation work
🧹 Hydraulic Ripper	Hard ground/frozen soil

📌 9. ADVANTAGES vs COMPETITORS 🏆

Feature	Kobelco SK130	Cat 313	Komatsu PC130	Hitachi ZX130
Fuel Efficiency	⭐⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐
Operator Comfort	⭐⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐
Resale Value	⭐⭐⭐⭐⭐	⭐⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐
Reliability	⭐⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐⭐	⭐⭐⭐⭐
Tech Features	⭐⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐
Price (New)	💰💰💰	💰💰💰💰	💰💰💰	💰💰💰

💡 Kobelco is famous for "fuel efficiency + reliability + low TCO (Total Cost of Ownership)"

📌 10. MAINTENANCE & SERVICE INTERVALS

Item	Interval
Engine Oil Change	Every 500 hours
Hydraulic Oil Change	Every 2,000 hours
Hydraulic Filter	Every 500 hours
Fuel Filter	Every 500 hours
Track Tension Check	Every 250 hours
Grease Points	Every 8 hours (daily)
Major Service	Every 4,000 – 6,000 hours

📌 11. APPROXIMATE PRICING (2024)

Condition	Price Range (USD)
New SK130-8	$130,000 – $160,000
New SK130MSR-2	$155,000 – $185,000
Used (2015–2020, 3,000–6,000 hrs)	$65,000 – $100,000
Used (2008–2014, 6,000–10,000 hrs)	$40,000 – $65,000

⚠️ Prices vary by region, condition, and attachments.

📌 12. SUMMARY — WHY CHOOSE SK130? ✅

✅ Reason	Detail
🥇 Fuel Efficiency	Best-in-class fuel economy (ECO mode + load sensing)
🔧 Reliability	Isuzu engine + Kobelco build = minimal breakdowns
👨‍✈️ Operator Comfort	Spacious cab, low noise, excellent visibility
📊 Resale Value	Holds value exceptionally well
🏙️ Urban Friendly	MSR variant perfect for tight spaces
🔄 Versatility	Works with almost any attachment
💰 Low TCO	Low fuel + low maintenance = best value over time

🏁 CONCLUSION

The Kobelco SK130 is widely regarded as one of the best 13-ton excavators in the world. It excels in fuel efficiency, operator comfort, reliability, and versatility — making it a top choice for contractors worldwide, especially in urban construction, infrastructure, and general earthmoving projects.

Would you like me to go deeper into any specific area — like comparison with a specific competitor, attachment recommendations, or buying advice? 😊