The Kubota KX042-4 α is a mini excavator listed for 2022-2026. Key specifications include a listed machine weight of about 9,149 lb, approximately 39.8 hp and a listed digging depth of about 11.34 ft.
Key specifications
2022-2026Model years
9,149 lbMachine weight
39.8 hpEngine power
4.2 ft³Bucket
5.58 ftTransport width
11.34 ftDigging depth
18.29 ftDigging reach
Kubota KX042-4 α size and digging visual
This diagram is generated from the listed transport dimensions for this specific mini excavator.
Top-view transport footprint
Length 16.6 ft • Width 5.58 ft
Side-view transport envelope
Length 16.6 ft • Height 8.17 ft
Listed digging envelopedigging depth 11.34 ft • digging reach 18.29 ft
These are the published specification values for this model and are not a jobsite clearance or excavation safety calculation.
How the Kubota KX042-4 α compares
These figures compare this machine with other Kubota mini excavators in this specifications database. They are descriptive database comparisons, not performance ratings.
Machine weight9,149 lb
Low 1,866 lbAverage 6,189 lbHigh 12,356 lb
About 48% heavier than the Kubota mini excavators database average. Around the 82nd percentile within this Kubota mini excavators dataset.
Engine power39.8 hp
Low 9.9 hpAverage 24.8 hpHigh 48.4 hp
About 61% higher than the Kubota mini excavators database average. Around the 87th percentile within this Kubota mini excavators dataset.
Bucket capacity4.2 ft³
Low 0.8 ft³Average 2.7 ft³High 6.4 ft³
About 56% higher than the Kubota mini excavators database average. Around the 87th percentile within this Kubota mini excavators dataset.
Transport width5.58 ft
Low 2.58 ftAverage 4.63 ftHigh 6.56 ft
About 20% wider than the Kubota mini excavators database average. Around the 84th percentile within this Kubota mini excavators dataset.
Max. digging depth11.34 ft
Low 5.5 ftAverage 9.32 ftHigh 12.73 ft
About 22% higher than the Kubota mini excavators database average. Around the 86th percentile within this Kubota mini excavators dataset.
This model Kubota mini excavators average
Useful conversions and calculated specifications
Machine weight
9,149 lb (4,150 kg)
Engine power
39.8 hp (29.7 kW)
Bucket capacity
4.2 ft³ (0.12 m³)
Transport length
16.6 ft (5.06 m)
Transport width
5.58 ft (1.7 m)
Transport height
8.17 ft (2.49 m)
Max. digging depth
11.34 ft (3.46 m)
Max. digging reach
18.29 ft (5.58 m)
Engine displacement
111.4 cu in (1.826 L)
Power-to-weight
4.4 hp/1,000 lb (9.6 hp/tonne)
Kubota KX042-4 α FAQ
What years is the Kubota KX042-4 α listed for?
The available source specifications list the Kubota KX042-4 α for 2022-2026.
How much does a Kubota KX042-4 α weigh?
The listed machine weight is about 9,149 lb (4,150 kg).
How much horsepower does the Kubota KX042-4 α have?
The engine is listed at approximately 39.8 hp (29.7 kW).
How deep can the Kubota KX042-4 α dig?
The listed maximum digging depth is about 11.34 ft (3.46 m).
What is the digging reach of the Kubota KX042-4 α?
The listed digging reach is about 18.29 ft (5.58 m).
How wide is the Kubota KX042-4 α?
The listed transport width is about 5.58 ft (1.7 m). Bucket width can differ by attachment.
Model information
Listed years
2022-2026
Machine type
Mini Excavator
Capacity and performance
Weight
9,149 lb (4,150 kg)
Bucket capacity
4.2 ft³ (0.12 m³)
Tear-out force
32 kN
Digging dimensions
Dredging depth
11.34 ft (3.46 m)
Max. reach horizontal
18.29 ft (5.58 m)
Dimensions and undercarriage
Transport length
16.6 ft (5.06 m)
Transport width
5.58 ft (1.7 m)
Transport height
8.17 ft (2.49 m)
Track width
13.8 in (350 mm)
Engine specifications
Engine type
D1803-CR-T-E5
Engine power
39.8 hp (29.7 kW)
Displacement
111.4 cu in (1.826 L)
RPM at max torque
2200 rpm
Number of cylinders
3.0
Cylinder bore × stroke
3.43 × 4.02 in (87 × 102 mm)
Emission level
V
Equipment
Rubber track
Yes
Blade
Yes
Air conditioning
No
Disclaimer: Specifications can vary by market, production date, configuration, tracks, boom/stick, bucket and optional equipment. Historical and scraped data can also contain errors. Comparison figures on this page are calculated only from Kubota mini excavators in this dataset. The size and digging diagram visualizes listed specifications and is not a transport-clearance, excavation-safety or operating-limit certification. For purchase, transport, service or safety decisions, verify critical specifications with the machine’s official Kubota documentation. Visit the official Kubota excavator website.
