Product Reviews · Compact Excavators · 6 min read

Kubota KX057-4 Review: Dig, Grade and Build with Purpose

A trench to open. Ground to shape. A project to move forward. A compact excavator earns its place when its digging range, attachments and footprint match the work ahead. The Kubota KX057-4 brings those decisions into focus in the approximately 5.5-tonne excavator class.

For contractors comparing equipment for drainage, landscaping and general earthworks, this model offers a useful combination to explore: an enclosed-cab machine in the listing photographs, a front blade and manufacturer-documented auxiliary hydraulics. Start with your job requirements, then confirm the exact machine and attachments supplied.

Review method: desk-based assessment of Machineryline offer KR52801, seller photographs and Kubota model information. We have not operated or independently inspected this unit. Seller claims and manufacturer reference specifications are identified separately.

The current offer at a glance

Use reference KR52801 when making an enquiry. Ask the seller to identify the exact unit with its serial number, manufacturing plate and current photographs, and include those details in the quotation.

What makes the KX057-4 worth exploring?

A compact footprint for a planned working area

Kubota’s European archived model page lists a 1,960 mm overall width and 3,890 mm digging depth, with a reference operating weight of 5,545 kg. These are model-reference figures; the offered machine’s market version, equipment and attachment determine its applicable specification.

For a drainage enquiry, compare the required trench depth and width with the actual bucket and working-range chart. For landscaping, map the access route, turning area, ground support and spoil placement. Include working clearance around the machine, beyond the track width alone.

Hydraulics that support an attachment discussion

Kubota describes two independent proportional auxiliary circuits with adjustable oil flow for this model. That gives buyers a clear starting point for discussing hydraulically powered attachments.

If your plan includes a breaker, auger or other tool, send its requirements with your enquiry. Have the supplier confirm flow, pressure, return arrangements, couplings, attachment weight and compatibility for this exact unit. Ask for an agreed function demonstration with the proposed setup.

A blade for earthmoving and finishing tasks

The listing photographs show a front dozer blade alongside the digging equipment. Include backfilling and surface-shaping needs in the job brief, then ask the supplier to demonstrate the blade’s movement and controls.

Kubota’s US specification sheet distinguishes standard-blade and angle-blade versions. Confirm which arrangement the offered unit has and list it in the sales specification. A written configuration makes comparisons between quotations much easier.

Manufacturer specifications: a useful reference

Treat these figures as a starting point for matching the model to your project. Ask for the applicable manual, working-range drawing and equipment schedule using the serial number. Obtain the actual transport mass and dimensions for the machine and all items being shipped.

Cab, maintenance access and documented safety features

The seller photographs show an enclosed glazed cab. Include operator access, visibility, seating and control familiarisation in the handover discussion. Ask the supplier to identify the fitted cab equipment and demonstrate its functions.

Kubota’s US model sheet describes ROPS / OPG Top Guard Level I arrangements and recommends using the protective structure and seat belt. Confirm the offered machine’s identification, applicable protective-structure documentation and restraint condition during inspection.

Kubota Australia describes rear and right-side opening service access on the KX057-4. Its model information also describes an audible fuel-filling signal. Ask the seller to identify and demonstrate the systems fitted to this unit as part of the agreed handover.

For daily checks and maintenance, use the applicable operator’s manual and competent personnel. Kubota’s maintenance guidance recommends inspecting equipment before operation and making it safe before servicing. Plan excavation around buried services, ground conditions and separation of people from the machine’s working area.

Actual photographs: see the offered machine

The photographs below come from the linked seller gallery. They show machine details for your enquiry; arrange a dated walkaround and operational demonstration tied to the serial number before finalising the purchase.

The hour-meter photograph is useful to include in your supplier discussion. Request confirmation of the current reading, its relationship to this exact unit and the available service records, alongside the listing’s year entry.

Watch a KX057-4 model overview

Messick’s Farm Equipment has published an overview of the KX057-4 and its operating functions. This is a separate example of the model, not a demonstration of the machine offered in KR52801. Equipment and market specifications can differ.

Watch the model overview on YouTube →

Turn the offer into a quotation for your project

A useful quotation connects the machine with the work and the delivery destination. Specify the buckets and attachments required, the access constraints and the tasks you want demonstrated. Ask for a clear schedule of included equipment and agreed inspection arrangements.

For overseas delivery, request the collection point, loading arrangements, shipping terms, insurance responsibilities, destination charges and relevant documents. Have the applicable import and transport requirements confirmed for your destination. Ask the seller to explain the advertised warranty in writing, including how support and parts would be provided.

Our view: start with the job, then specify the machine

The KX057-4 is a model worth exploring when your equipment brief calls for compact dimensions, digging capability and attachment flexibility. This offer provides a route to discuss a used unit with the seller, supported by a substantial machine-photo gallery.

Make the next step specific: share your intended tasks, confirm the unit’s identity and supplied equipment, and request a demonstration and written quotation. That gives you a practical basis for deciding how the excavator fits your operation.

Frequently asked questions

What work can I discuss with the supplier?

Drainage excavation, landscaping, general earthmoving and backfilling are useful starting points. Define the ground conditions, required reach and depth, access and attachments so the supplier can assess the proposed setup.

Are the manufacturer dimensions the exact shipping dimensions?

Use the model figures for initial planning. Obtain the actual dimensions and mass of the offered machine, with its supplied attachments and transport arrangement, for the movement plan.

What should the delivered price include?

Request the equipment price, supplied attachments, preparation, loading, shipping terms and destination-related costs as separate items. Confirm responsibilities and payment terms in the written agreement.

Sources and editorial information

• Machineryline KR52801 / Shanghai Longshou Machinery Co., Ltd — current seller offer and photographs.
• Kubota Europe archived KX057-4 model page — model dimensions and auxiliary-circuit description.
• Kubota USA KX057-4 specification sheet — separate market reference for blade variants and protective structures.
• Kubota Australia KX057-4 information — service access and refuelling features.
• Kubota maintenance guidance — general pre-use and maintenance reference.

Reviewed 15 October 2026. Confirm current price, availability, machine specification and sales terms with the seller. This article provides original application and purchasing guidance based on published information, without claiming hands-on testing.

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