The Kubota U55-4 is a mini excavator listed for 2010-2026. Key specifications include a listed machine weight of about 11,905 lb, approximately 45.3 hp and a listed digging depth of about 11.91 ft.
Key specifications
2010-2026Model years
11,905 lbMachine weight
45.3 hpEngine power
4.6 ft³Bucket
6.43 ftTransport width
11.91 ftDigging depth
20.01 ftDigging reach
Kubota U55-4 size and digging visual
This diagram is generated from the listed transport dimensions for this specific mini excavator.
Top-view transport footprint
Length 18.04 ft • Width 6.43 ft
Side-view transport envelope
Length 18.04 ft • Height 8.37 ft
Listed digging envelopedigging depth 11.91 ft • digging reach 20.01 ft
These are the published specification values for this model and are not a jobsite clearance or excavation safety calculation.
How the Kubota U55-4 compares
These figures compare this machine with other Kubota mini excavators in this specifications database. They are descriptive database comparisons, not performance ratings.
Machine weight11,905 lb
Low 1,866 lbAverage 6,189 lbHigh 12,356 lb
About 92% heavier than the Kubota mini excavators database average. Around the 94th percentile within this Kubota mini excavators dataset.
Engine power45.3 hp
Low 9.9 hpAverage 24.8 hpHigh 48.4 hp
About 83% higher than the Kubota mini excavators database average. Around the 94th percentile within this Kubota mini excavators dataset.
Bucket capacity4.6 ft³
Low 0.8 ft³Average 2.7 ft³High 6.4 ft³
About 69% higher than the Kubota mini excavators database average. Around the 88th percentile within this Kubota mini excavators dataset.
Transport width6.43 ft
Low 2.58 ftAverage 4.63 ftHigh 6.56 ft
About 39% wider than the Kubota mini excavators database average. Around the 97th percentile within this Kubota mini excavators dataset.
Max. digging depth11.91 ft
Low 5.5 ftAverage 9.32 ftHigh 12.73 ft
About 28% higher than the Kubota mini excavators database average. Around the 94th percentile within this Kubota mini excavators dataset.
This model Kubota mini excavators average
Useful conversions and calculated specifications
Machine weight
11,905 lb (5,400 kg)
Engine power
45.3 hp (33.8 kW)
Bucket capacity
4.6 ft³ (0.13 m³)
Transport length
18.04 ft (5.5 m)
Transport width
6.43 ft (1.96 m)
Transport height
8.37 ft (2.55 m)
Max. digging depth
11.91 ft (3.63 m)
Max. digging reach
20.01 ft (6.1 m)
Engine displacement
159.6 cu in (2.615 L)
Power-to-weight
3.8 hp/1,000 lb (8.4 hp/tonne)
Specification differences by production range
The 2010-2026 listing is used as the baseline. Only later listed ranges with a different supplied value are shown below. U.S. customary units are shown first where a conversion is available, and missing data is not treated as a specification change.
2019-2026compared with 2010-2026
Weight2010-202611,905 lb (5,400 kg)→2019-202612,125 lb (5,500 kg)
Engine power2010-202645.3 hp (33.8 kW)→2019-202649.5 hp (36.9 kW)
Engine type2010-2026V2607DI→2019-2026V2607-CR-E4
Displacement2010-2026159.6 cu in (2.615 L)→2019-2026159.9 cu in (2.62 L)
Air conditioning2010-2026No→2019-2026Yes
Dredging depth2010-202611.91 ft (3.63 m)→2019-202611.88 ft (3.62 m)
Listed years2010-20262010-2026→2019-20262019-2026
Max. reach horizontal2010-202620.01 ft (6.1 m)→2019-202619.52 ft (5.95 m)
Tear-out force2010-202641.35 kN→2019-202650 kN
2019-2026compared with 2010-2026
Weight2010-202611,905 lb (5,400 kg)→2019-202612,544 lb (5,690 kg)
Engine power2010-202645.3 hp (33.8 kW)→2019-202649.5 hp (36.9 kW)
Engine type2010-2026V2607DI→2019-2026V2607-CR-E4
Displacement2010-2026159.6 cu in (2.615 L)→2019-2026159.9 cu in (2.62 L)
Air conditioning2010-2026No→2019-2026Yes
Dredging depth2010-202611.91 ft (3.63 m)→2019-202611.88 ft (3.62 m)
Listed years2010-20262010-2026→2019-20262019-2026
Max. reach horizontal2010-202620.01 ft (6.1 m)→2019-202619.52 ft (5.95 m)
Tear-out force2010-202641.35 kN→2019-202650 kN
Kubota U55-4 FAQ
What years is the Kubota U55-4 listed for?
The available source specifications list the Kubota U55-4 for 2010-2026.
How much does a Kubota U55-4 weigh?
The listed machine weight is about 11,905 lb (5,400 kg).
How much horsepower does the Kubota U55-4 have?
The engine is listed at approximately 45.3 hp (33.8 kW).
How deep can the Kubota U55-4 dig?
The listed maximum digging depth is about 11.91 ft (3.63 m).
What is the digging reach of the Kubota U55-4?
The listed digging reach is about 20.01 ft (6.1 m).
How wide is the Kubota U55-4?
The listed transport width is about 6.43 ft (1.96 m). Bucket width can differ by attachment.
Model information
Listed years
2010-2026
Machine type
Mini Excavator
Capacity and performance
Weight
11,905 lb (5,400 kg)
Bucket capacity
4.6 ft³ (0.13 m³)
Bucket width
25.6 in (0.65 m)
Tear-out force
41.35 kN
Digging dimensions
Dredging depth
11.91 ft (3.63 m)
Max. reach horizontal
20.01 ft (6.1 m)
Dimensions and undercarriage
Transport length
18.04 ft (5.5 m)
Transport width
6.43 ft (1.96 m)
Transport height
8.37 ft (2.55 m)
Track width
15.7 in (400 mm)
Engine specifications
Engine type
V2607DI
Engine power
45.3 hp (33.8 kW)
Displacement
159.6 cu in (2.615 L)
RPM at max torque
2200 rpm
Number of cylinders
4.0
Equipment
Model series
U
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.
