Genuine Kubota U55 Multi-Purpose Used excavator for sale

Introduction

The Genuine Kubota U55 Multi-Purpose Used Excavator is a high-performance compact excavator engineered for maximum versatility and durability. Designed for construction, landscaping, demolition, and utility trenching, the U55 model delivers powerful performance in a compact size. Its advanced hydraulic system, reliable Kubota diesel engine, and precise control technology make it one of the most trusted choices among contractors worldwide.

Every used Kubota U55 offered for sale undergoes professional inspection, reconditioning, and testing to ensure consistent quality and long-term operation. Whether you’re involved in small-scale earthmoving or medium-sized infrastructure projects, this excavator provides a cost-effective and dependable solution.

Key Features and Advantages

1. Genuine Kubota Engine Power

The Kubota U55 is powered by a Kubota D1803 engine, known for its exceptional fuel efficiency and low emission output. With an optimized combustion system and advanced fuel injection, it ensures stable power even under heavy loads.

• Engine type: Kubota diesel, 3-cylinder

• Displacement: 1.826 L

• Net power: Approximately 47.6 HP (35.5 kW)

• Emission compliance: Tier 4 Final / EU Stage V

This engine configuration provides a balanced mix of power and eco-efficiency, reducing operational costs while supporting environmental compliance.

2. Advanced Hydraulic System

The hydraulic flow balancing system ensures smooth multi-function operation, allowing simultaneous lifting, swinging, and bucket movement without lag.
The system also includes auto-shift travel motors, automatically adjusting torque and speed depending on ground conditions, resulting in seamless maneuvering on slopes or rough terrain.

Advantages:

• Precision control for fine grading and trenching

• Fast cycle times with improved fuel efficiency

• Reduced hydraulic oil temperature and wear

3. Compact but Powerful Design

Despite its compact structure, the U55 offers a strong digging force and excellent stability. It is designed for tight job sites where maneuverability is essential, while maintaining the robustness required for heavy-duty work.

• Maximum digging depth: approx. 3.6–3.8 m

• Operating weight: approx. 5.2 tons

• Bucket breakout force: up to 4,300 kgf

• Tail swing radius: compact design for minimal overhang

This balance of size and strength allows operators to work efficiently in urban areas, near buildings, or in confined construction zones.

Main Functions

Each Kubota U55 excavator supports multiple attachments, making it truly multi-purpose for diverse construction applications.

Inspection and Maintenance Procedures

To ensure long-term performance and safety, every genuine used Kubota U55 excavator undergoes a strict inspection and maintenance process before delivery. This includes mechanical, hydraulic, and electrical system evaluations.

1. Mechanical Inspection

• Engine compression and oil pressure testing

• Track wear and roller inspection

• Boom, arm, and bucket pin clearance measurement

• Undercarriage and sprocket evaluation

2. Hydraulic System Check

• Hydraulic pump output pressure verification

• Valve block leakage inspection

• Cylinder seal and hose condition check

• Pilot control response test

3. Electrical and Control System Review

• Wiring harness continuity test

• Instrument panel and sensor calibration

• Safety switch functionality

• Battery and alternator performance check

4. Preventive Maintenance Recommendations

To extend operational lifespan and minimize downtime, regular maintenance should include:

By following these guidelines, operators can ensure optimal performance and reduce long-term repair costs.

Installation and Setup Guide

Although the Kubota U55 is a compact machine, proper setup is crucial to ensure safe and efficient operation. Below is a simplified installation and setup outline, supported by a schematic diagram for guidance.

Installation Steps

1. Inspect delivery condition
   Ensure all accessories, operator’s manuals, and safety kits are included upon arrival.

2. Check hydraulic and fuel levels
   Fill with recommended Kubota hydraulic oil and diesel fuel before startup.

3. Install attachments
   Mount the appropriate bucket or hydraulic tool using the quick coupler system, ensuring all pins and locks are secured.

4. Test startup and control systems
   Run the engine for 5–10 minutes at idle to stabilize oil circulation and confirm all warning indicators are functioning properly.

5. Conduct safety operation test
   Verify boom, arm, swing, and travel operations in an open area before full-scale deployment.

Product Certification and Quality Assurance

Every genuine used Kubota U55 excavator provided through certified channels includes documented quality assurance and compliance certification. These ensure that the machine meets both performance and safety standards applicable to international markets.

Certifications

• ISO 9001:2015 Quality Management System

• EPA Tier 4 Final / EU Stage V Emission Compliance

• CE Certification for Export Markets

• Kubota Authorized Inspection Report

Each excavator is also accompanied by a service record, verifying maintenance intervals, usage hours, and any replaced parts to guarantee authenticity and reliability.

Transportation and Handling Notes

When shipping or transporting the Kubota U55 excavator, proper handling and safety procedures must be followed to prevent structural damage or hydraulic system leaks.

Transportation Guidelines

• Always retract the boom and arm to minimum length for stability.

• Use four-point tie-downs to secure the excavator on the trailer.

• Avoid stacking heavy loads or placing uneven pressure on the cabin or hydraulic lines.

• Cover open components (like quick couplers or hydraulic connectors) with protective caps.

• If shipping overseas, ensure rust prevention coating is applied to exposed metal parts.

Packaging Options

Warranty and After-Sales Service

Every used Kubota U55 comes with a limited after-sales warranty, providing confidence and long-term reliability for buyers.

Warranty Policy Overview

After-Sales Support

• 24-hour online technical assistance

• Access to genuine Kubota spare parts

• Maintenance training for operators

• Remote video inspection before delivery

These services ensure that each buyer receives not only a high-quality machine but also comprehensive post-purchase support.

Common Fault Analysis and Troubleshooting

Even with professional maintenance, minor faults may occur during long-term use. Understanding the root causes helps operators quickly restore performance.

Regular maintenance and prompt diagnosis help extend the service life of the excavator and minimize downtime.

Why Choose a Genuine Used Kubota U55?

1. Verified authenticity – Every unit passes official Kubota inspection.

2. Cost-effective investment – Comparable performance at a fraction of new equipment cost.

3. Global parts support – Easy access to genuine parts and accessories.

4. Low emission and eco-friendly operation – Compliant with international environmental standards.

5. Excellent resale value – Maintains long-term value in the global machinery market.

Conclusion

The Genuine Kubota U55 Multi-Purpose Used Excavator combines precision engineering, durability, and versatility, making it an ideal choice for contractors seeking reliable compact equipment. With verified inspection, international certifications, and strong after-sales support, it delivers exceptional value for both domestic and export buyers.

Whether you’re upgrading your fleet or entering new construction markets, the Kubota U55 offers the perfect balance between cost-efficiency and professional-grade performance—proving why Kubota remains a global leader in mini and compact excavators.