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The kymron mini excavator is equipped with a robust Yanmar 4TNV94L/4TNV98C engine, ensuring strong power output and reliable performance. Its core components deliver excellent durability while maintaining the performance advantages of previous generations. High in-cylinder combustion temperature enhances fuel efficiency and provides ample power for heavy-duty tasks. Environmentally friendly exhaust emissions make this mini excavator a suitable choice for construction sites with strict environmental regulations.
This engine design emphasizes both efficiency and reliability. Operators can maintain high productivity without sacrificing fuel economy. For those looking for mini excavators for sale, the Kymron model offers a perfect balance of power, performance, and compliance with modern emissions standards.
The compact yet powerful engine configuration also allows for easy maintenance access. Service points are designed for operator convenience, reducing downtime and improving operational efficiency. Compared to a new holland mini excavator, the Kymron engine offers competitive power and long-term reliability for small-scale projects.
| Model | R57 | |
| Machine working weight | Ib(kg) | 12540 (5700) |
| Bucket capacity | ft³(m³) | 3.2-6.2(0.09-0.175) |
| Boom length | in(mm) | 118.1(3000) |
| Arm length | in(mm) | 63(1600) |
| Slewing speed | (rpm) | (9) |
| Travel speed | mph (km/h) | 2.6/1.4(4.16\2.3) |
| Bucket digging force | Ibf(kn) | 9892(44) |
| Arm digging force | Ibf(kn) | 6519(29) |
| Cab height | in(mm) | 101.6(2580) |
| Tail slewing radius | in(mm) | 65(1650) |
| Counterweight level | in(mm) | 27.6(700) |
| Track length | in(mm) | 100(2540) |
| Track width | in(mm) | 74(1880) |
| Track shoe width | in(mm) | 15.7(400) |
| Minimum ground clearance | in(mm) | 15.7(400) |
| Maximum digging range | in(mm) | 242.1(6150) |
| Maximum digging range on the ground | in(mm) | 242.1(6150) |
| Maximum digging depth | in(mm) | 153.1(3890) |
| Maximum unloading height | in(mm) | 159.8(4060) |
| Maximum vertical wall depth that can be dug | in(mm) | 119.1 (3025) |
| Engine | Yanmar 4TNV98C/4TNV94L | |
| Power | hp(KW) | 51(38.1) |
| Multi-way valve | HYTEK | |
| Hydraulic pump | HYTEK | |
| Travel motor | ZHTE | |
| Slewing motor | Fujikoshi |
The digging performance of the kymron mini excavator is optimized for maximum efficiency. The bucket bottom is engineered with a refined motion trajectory and shape, reducing impact and resistance during digging. This design ensures higher digging force and faster cycle times, which improves overall productivity on site.
High-strength wear-resistant steel plates are used throughout the bucket and boom structure, extending service life and minimizing maintenance requirements. This durability makes it ideal for repeated excavation tasks, from construction trenches to landscaping and agricultural operations.
Advanced hydraulic coordination enhances digging capability further. With smart load-sensing and precision control, the mini excavator can execute complex movements smoothly. This allows operators to perform multiple actions simultaneously without sacrificing power or control.

The Kymron mini excavator features customized multi-way hydraulic valves that offer high reliability and minimal pressure loss. These valves ensure efficient flow distribution and smooth compound movements, meeting the professional demands of operators who require precision and consistency.
The hydraulic system incorporates brand-name pumps and multiple oil filtration systems. High-quality fuel and hydraulic oil filtration improves fuel efficiency and extends the system's lifespan. Compact structural design simplifies maintenance, allowing operators to perform routine checks quickly. For buyers exploring mini excavators for sale, these features highlight the machine’s reliability and low operating costs compared to other models like the new holland mini excavator.

Mini excavators are versatile machines used in construction, landscaping, and agricultural projects. In construction, they excel at trenching, foundation work, and utility installation, especially in confined spaces where larger excavators cannot operate. Their compact size and maneuverability make them essential for urban projects and residential construction.
In landscaping, mini excavators handle tree planting, irrigation installation, stump removal, and soil shaping with precision. Farmers also rely on mini excavators for ditch cleaning, small-scale excavation, and material handling. Their fuel efficiency and low maintenance requirements make them a cost-effective solution for small businesses.
Kymron mini excavators support a wide variety of attachments, enhancing versatility. Standard and heavy-duty buckets are commonly used for digging and material transport. Quick-coupler systems allow for fast attachment changes, improving workflow efficiency.
Other attachments include augers for drilling post holes, hydraulic breakers for demolition, and rippers for hard soil operations. Grapple buckets and compactors are also widely used in landscaping and industrial applications. These attachments transform a single mini excavator into a multi-functional tool capable of performing a wide range of tasks efficiently.
This flexibility ensures that operators can maximize the utility of their mini excavator while minimizing downtime, making the Kymron model a competitive option in the market of mini excavators for sale and a strong alternative to the new holland mini excavator.
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