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Kubota · Mini Excavator

Kubota KX121-3 Specs

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Kubota
Overview
The Kubota KX121-3 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 42 hp, operating weight of 9,063 lb, working depth of 11.50 ft, reach of 17.97 ft, travel speed of 3.1 mph and fuel capacity of 16.9 gal. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Kubota KX121-3 against similar mini excavator models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
9,063
lb
Net Power
42
hp
Max Digging Depth
11.50
ft
Full Specifications
21 specs
Dimensions
Ground Clearance 1.09 ft / 0.33 m
Max Cutting Height 17.78 ft / 5.42 m
Max Digging Depth 11.50 ft / 3.51 m
Max Loading Height 12.76 ft / 3.89 m
Max Reach Along Ground 17.97 ft / 5.48 m
Max Vertical Wall Digging Depth 8.14 ft / 2.48 m
Shipping Height Of Unit 8.19 ft / 2.50 m
Shipping Length Of Unit 16.70 ft / 5.09 m
Width To Outside Of Tracks 5.58 ft / 1.70 m
Engine
Displacement 134 cu in / 2.2 L
Engine Make 2334
Engine Model V2203-M
Fuel Capacity 16.90 gal / 64.0 L
Hydraulic Pump Flow Capacity 25 gal/min / 94.6 L/min
Hydraulic System Fluid Capacity 17.70 gal / 67.0 L
Net Power 42 hp / 31.3 kW
Operating Weight 9,063 lb / 4,111 kg
Power Measured @ 2,250 rpm
Swing Speed 9.40 deg
Undercarriage
Ground Pressure 4 psi / 0.3 bar
Max Travel Speed 3.10 mph / 5.0 km/h
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Frequently Asked Questions

What is the operating weight of the Kubota KX121-3? +

The Kubota KX121-3 has an operating weight of 9,063 lb (4,111 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 Kubota KX121-3 engine? +

The Kubota KX121-3 produces 42 hp (31.3 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 Kubota KX121-3? +

The Kubota KX121-3 has a maximum digging depth of 11.50 ft (3.51 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Kubota KX121-3? +

The Kubota KX121-3 has a maximum reach along the ground of 17.97 ft (5.48 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Kubota KX121-3? +

The Kubota KX121-3 has a maximum travel speed of 3.1 mph (5.0 km/h), enabling efficient movement between work areas on the job site.

How does the Kubota KX121-3 compare to similar Mini Excavator models? +

You can compare the Kubota KX121-3 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.

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