Kubota KX057-5 Mini Excavator Specs & Buying Research

At a glance

Key specifications

Operating weight12,577 lb5,705 kgKX057-5; cab; standard blade and rubber tracks; operator 165 lb.Manufacturer verified

Max. digging depth12 ft 8.6 in3,875 mmKX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.Manufacturer verified

Max. digging radius, at ground level20 ft 1.1 in6,125 mmKX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.Manufacturer verified

Output (SAE J1349 net)45.5 hp33.9 kWKX057-5; 2200 rpm; cab; standard blade and rubber tracks; operator 165 lb.Manufacturer verified

Overall dimensions

Overall length18 ft 1.3 in5,520 mmManufacturer verified

Overall width6 ft 5.2 in1,960 mmManufacturer verified

Overall height8 ft 4.4 in2,550 mmManufacturer verified

Measurement basis: KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.

Precision visual reference

Dimensions and working range

Published measurements for the stated configuration. Illustration not to scale.

Reviewed visual

Kubota KX057-5 Mini Excavator, illustrative side and front reference views; not a scale drawing. — Machine reference views

Overall Size

Measurement basis: KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.

AOverall length18 ft 1.3 in5,520 mmManufacturer verified

BOverall width6 ft 5.2 in1,960 mmManufacturer verified

COverall height8 ft 4.4 in2,550 mmManufacturer verified

Working Range

Measurement basis: KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.

Max. digging depth12 ft 8.6 in3,875 mmManufacturer verified

Max. digging radius, at ground level20 ft 1.1 in6,125 mmManufacturer verified

Max. digging height18 ft 11.8 in5,785 mmManufacturer verified

Max. dumping height13 ft 7.6 in4,155 mmManufacturer verified

Min. tail turning radius4 ft 2 in1,270 mmManufacturer verified

Reference details

Overall measurement views reviewed 2026-09-06. Illustrative artwork, not a scale drawing.

Documented model generation; confirm serial/PIN and installed configuration · United States / North American reference

Canonical reference: heavyeq.ca/specs/mini-excavators/kubota/kx057-5/ · Printed from HeavyEQ.ca. Confirm the actual machine and current manufacturer documentation before transport or operation.

Year, generation & configuration

Model generation and configuration

Generation / series: KX057-5 exact US manufacturer brochure; reference generation retained.
Applicable region: United States / North American reference
Year handling: Confirm the serial/PIN and production year when matching an individual machine to this reference.

Model identity

Model family, generation & status

Model family: Kubota KX057-5
Generation / record: KX057-5 exact US manufacturer brochure; reference generation retained.
Product status: Current manufacturer listing — status checked September 2026
Regional scope: United States / North American reference

No verified lineage relationship published. HeavyEQ reviewed first-party sources and did not force a predecessor or successor from model numbering.

United States / North American reference

Verified specifications

Values retain their cited source, verification status and original publication basis. Imperial is presented first while manufacturer-published dual units and configuration context remain attached to every value.

Qualified specifications with value-level verification status
Specification	Imperial	Metric	Standard / configuration	Source
Overall length	18 ft 1.3 in	5,520 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.Manufacturer verifiedSafety-sensitive value — verify the exact machine.	Kubota
Overall width	6 ft 5.2 in	1,960 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.Manufacturer verifiedSafety-sensitive value — verify the exact machine.	Kubota
Overall height	8 ft 4.4 in	2,550 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.Manufacturer verifiedSafety-sensitive value — verify the exact machine.	Kubota
Max. digging depth	12 ft 8.6 in	3,875 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.Manufacturer verified	Kubota
Max. digging radius, at ground level	20 ft 1.1 in	6,125 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.Manufacturer verified	Kubota
Max. digging height	18 ft 11.8 in	5,785 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.Manufacturer verified	Kubota
Max. dumping height	13 ft 7.6 in	4,155 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.Manufacturer verified	Kubota
Min. tail turning radius	4 ft 2 in	1,270 mm	KX057-5; cab; standard blade and rubber tracks; operator 165 lb. Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.Manufacturer verifiedSafety-sensitive value — verify the exact machine.	Kubota
Operating weight	12,577 lb	5,705 kg	KX057-5; cab; standard blade and rubber tracks; operator 165 lb.Manufacturer verifiedSafety-sensitive value — verify the exact machine.	Kubota
Output (SAE J1349 net)	45.5 hp	33.9 kW	KX057-5; 2200 rpm; cab; standard blade and rubber tracks; operator 165 lb.Manufacturer verified	Kubota

What the specifications mean

The published KX057-5 values remain attached to their stated configuration and rating basis.

cab; standard blade and rubber tracks; operator 165 lb.

An individual machine must be verified by serial/PIN, installed equipment and actual measurements.

Configuration intelligence

Configurations & specification differences

These observations are scoped to the cited generation and region. They are not a list of valid option combinations.

Material configurations in this research record
Record	Verified observation	Scope
Cab / canopy & counterweight	cab; standard blade and rubber tracks; operator 165 lb.	KX057-5 exact US manufacturer brochure; reference generation retained.United States / North American reference
Arm, blade & tracks	Overall envelope uses folded-front transport posture in the manufacturer diagram.	KX057-5 exact US manufacturer brochure; reference generation retained.United States / North American reference
Coupler & auxiliary hydraulics	Working range uses the brochure arm and bucket; alternative arms, quick couplers and attachments change the working envelope.	KX057-5 exact US manufacturer brochure; reference generation retained.United States / North American reference

A brochure configuration is not an individual marketplace machine. Serial/PIN and build information are required for exact verification.

Used KX057-5 inspection priorities

Inspect tracks, sprockets, rollers, idlers, final drives and travel response.
Measure boom, arm, bucket, swing-post and blade pin wear.
Operate the coupler and auxiliary circuits with the intended tool when practical.
Match the KX057-5 model plate, fitted equipment and serial/PIN to the cited generation and configuration.

Configuration-aware inspection: these checks are triggered by machine category, installed configuration and technology package. Brochure-listed technology must be physically present, active, licensed and calibrated on the used machine.

Hours, condition and ownership cost

Hours are context, not a condition grade. Duty cycle, idle time, maintenance evidence, wear-system measurements, structural repairs and installed technology should be evaluated together.

Cost drivers to model

Track wear, compact service access and attachment duty drive hourly cost.
Blade, coupler and auxiliary packages materially affect fit and value.
Trailer, tow vehicle and attachment mobilization belong in the cost model.

Compatibility graph

Attachment considerations

Relationships below identify relevant classes only unless a stronger evidence state is shown. They never assert exact used-attachment fitment.

relevant attachment class

Compact excavator buckets and couplers

Verify pin or coupler geometry, tool weight, machine configuration.

Open attachment research

relevant attachment class

Breakers, augers and compactors

Verify flow, pressure, return, case drain, controls.

Open attachment research

Before confirming fitment

generation and machine configuration
mounting interface, coupler or pin geometry
hydraulic flow, pressure, return and case drain
attachment weight and machine capacity limits
electrical controls or required machine options

Model-reference transport profile

Transport reference

Reference measurements retain their configuration and verification status. Confirm the actual transport setup before booking.

Manufacturer verifiedOverall length18 ft 1.3 in5,520 mmKX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.

Manufacturer verifiedOverall width6 ft 5.2 in1,960 mmKX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.

Manufacturer verifiedOverall height8 ft 4.4 in2,550 mmKX057-5; cab; standard blade and rubber tracks; operator 165 lb. Overall envelope uses folded-front transport posture in the manufacturer diagram.

Manufacturer verifiedOperating weight12,577 lb5,705 kgKX057-5; cab; standard blade and rubber tracks; operator 165 lb.

Reference specifications can differ from the actual configured machine. Confirm dimensions and weight before booking transportation.

Confirm or replace before a transport request

actual weight
actual travel length, width and height
attachments and removable work tools
bucket, blade, carriage or boom position
loading condition

Source provenance

First-party sources and verification notes

Only manufacturer-authored records are linked publicly. Provisional measurements remain marked until a matching first-party record is confirmed.

Kubota

KX057-5 manufacturer specifications

North America · official technical document · accessed September 6, 2026 · status: Manufacturer verified

Open source

Kubota KX057-5 Mini Excavator

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