Kobelco · Mini Excavator

Kobelco SK55SRX-6E Specs

/5 · ratings Be the first to rate ✓ Thanks!

Kobelco

Overview

The Kobelco SK55SRX-6E is a mini excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 37 hp, operating weight of 9671.7 lb, working depth of 12.10 ft, reach of 20.00 ft, capacity of 0.1 yd³ and travel speed of 2.5 mph. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Kobelco SK55SRX-6E against similar mini excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
9,671.70
lb

Net Power
37
hp

Max Digging Depth
12.10
ft

Reference Bucket Capacity
0.10
yd3

Full Specifications

32 specs

Dimensions

Arm Crowding Force - Sae 5,328 lb / 2,417 kg

Bucket Digging Force - Sae 6,992 lb / 3,171 kg

Height to Top of Cab 8.40 ft / 2.56 m

Length of Track on Ground 18.11 ft / 5.52 m

Max Cutting Height 19.50 ft / 5.94 m

Max Digging Depth 12.10 ft / 3.69 m

Max Loading Height 14.30 ft / 4.36 m

Max Reach Along Ground 20 ft / 6.10 m

Max Vertical Wall Digging Depth 10.40 ft / 3.17 m

Shipping Height Of Unit 8.40 ft / 2.56 m

Shipping Length Of Unit 18.11 ft / 5.52 m

Tail Swing Radius 4.20 ft / 1.28 m

Width To Outside Of Tracks 6.50 ft / 1.98 m

Engine

Displacement 134 cu in / 2.2 L

Engine Model YANMAR 4TNV88C-PYB

Engine Type Water cooled, 4-cycle, 4-cylinder, direct injection, diesel engine

Fuel Capacity 19.90 gal / 75.3 L

Max Torque 97 lb-ft / 132 Nm

Net Power 37 hp / 27.9 kW

Number of Cylinders 4

Operating Weight 11,600 lb / 5,262 kg

Power Measured @ 2,400 rpm

Reference Bucket Capacity 0.10 yd³ / 0.08 m³

Swing Speed 8.50 deg

Torque Measured @ 1,560 rpm

Traction Force 12,342 lb / 5,598 kg

Hydraulics

Net Power 37 hp / 27.6 kW

Operating Weight 9,672 lb / 4,387 kg

Undercarriage

Ground Pressure 4 psi / 0.3 bar

Max Travel Speed 2.50 mph / 4.0 km/h

Number of Track Rollers per Side 5

Shoe Size 15.70 in / 399 mm

Related Machines

Related Guides & Articles

Mar 16, 2026

Top Mini Excavator 2025 Models for Efficient Construction

Read article →

Mar 14, 2026

Mini Excavator vs Excavator: Key Differences Explained

Read article →

Mar 22, 2026

Mini Excavator Weight Classes: Choosing the Right Machine for Your Site

Read article →

Frequently Asked Questions

What is the operating weight of the Kobelco SK55SRX-6E? +

The Kobelco SK55SRX-6E has an operating weight of 11,600 lb (5,262 kg). This places it in a class suited for mini excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Kobelco SK55SRX-6E engine? +

The Kobelco SK55SRX-6E produces 37 hp (27.9 kW) of engine power. This output is typical for its weight class and designed to handle demanding Mini Excavator work cycles efficiently.

What is the maximum digging depth of the Kobelco SK55SRX-6E? +

The Kobelco SK55SRX-6E has a maximum digging depth of 12.10 ft (3.69 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Kobelco SK55SRX-6E? +

The Kobelco SK55SRX-6E has a maximum reach along the ground of 20.00 ft (6.10 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Kobelco SK55SRX-6E? +

The Kobelco SK55SRX-6E has a maximum travel speed of 2.5 mph (4.0 km/h), enabling efficient movement between work areas on the job site.

How does the Kobelco SK55SRX-6E compare to similar Mini Excavator models? +

You can compare the Kobelco SK55SRX-6E side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.