hydraulic hose manufacturing and
repair
leave it to Our experienced mechanics, as an authorized dealer of Yokohama Rubber (high-pressure hoses), manufacture and repair hydraulic hoses for all types of heavy machinery, regardless of manufacturer.
We have a large all-weather in-house facility, so you can bring in your equipment at any time.
We promise technical expertise and speed, responding sincerely and promptly to all customer requests.
by an Authorized Dealer
Hydraulic Hose Manufacturing
We often receive inquiries from customers who are having difficulty obtaining fittings and other parts needed for hydraulic hose repairs.
At Sai Juki Engineering, our in-house facility and highly skilled craftsmen can custom manufacture hydraulic hose parts of any shape.
Hydraulic Hose Repair
Hydraulic hose failures and problems in heavy machinery are critical, aren’t they?
Whether you bring it in or need on-site repair, leave hydraulic hose failures and problems to Sai Juki.
For on-site hydraulic hose repairs, we dispatch a dedicated vehicle equipped with the necessary parts and tools to arrive at your location immediately and perform repairs on the spot.
※On-site hose service will be available once preparations are complete.
Hydraulic Hoses
Hydraulic hoses are essential components incorporated into almost all construction machinery, regardless of type, serving as the key to power transmission. Every movement of the machine is transmitted through these hydraulic hoses, truly serving as the “blood vessels that move the machine.”
At the same time, they are among the most heavily used consumable parts, making them prone to problems such as hose ruptures and hydraulic oil leaks on site.
That is why maintaining hydraulic hoses in optimal condition directly leads to bringing out the machine’s original performance, shortening construction periods, and improving site productivity.
Professional Inspection and Diagnosis
Our mechanics perform ongoing inspection and diagnosis even after hydraulic hose manufacturing and repair. We accurately assess the machine’s condition and respond quickly before large-scale, expensive repairs become necessary.
We also offer scheduled inspection services tailored to your schedule.
Cost Reduction Through Preventive Maintenance
Through regular maintenance such as oil changes and parts replacement, it is possible to extend the machine’s lifespan and minimize unnecessary repair costs and work interruptions due to breakdowns.
Our maintenance service is not just inspection—it aims to improve work efficiency on site, prevent construction delays due to machinery problems, and support completion on schedule. If you have any concerns about construction machinery, please feel free to contact us.
can handle hydraulic hose manufacturing and repair
We can handle all hydraulic hose issues for construction machinery,
including discontinued manufacturer parts, rare parts, and custom parts.
- Custom Hydraulic Hose Manufacturing
Sai Juki Engineering stocks a wide range of Yokohama Rubber fittings, hoses, and parts. Of course, we also handle foreign-made and other manufacturers’ hydraulic hoses. Even if the model numbers of fittings, hoses, and parts are unknown, please feel free to consult us. We also ship hoses nationwide.
- On-Site Hydraulic Hose Repair
If hydraulic hose damage or oil leaks occur due to aging or technical issues, in the worst case, soil or building remediation may also be required. In addition to the significant financial burden, the time cost of inoperable construction machinery is enormous, so we perform immediate on-site repairs.
※On-site hose service will be available once preparations are complete.
- Regular Hydraulic Hose Inspection
Preventing major failures and damage in advance minimizes financial and time costs. Sai Juki Engineering offers regular hydraulic hose inspection packages. Most business owners with zero repairs use our regular hydraulic hose inspection package.
- Hydraulic Hose Parts Sales
Our company, Sai Juki Engineering, is an authorized dealer of Yokohama Rubber for hydraulic hose manufacturing. We stock a wide range of hydraulic hoses, fittings, and various parts. We can also order rare items, so please feel free to contact us.

Service Area
We can also provide on-site repairs to areas near Kanto such as Nagano and Fukushima, so please feel free to contact us.
※Travel fees apply depending on distance.
※On-site hose service will be available once preparations are complete.
Over 150 cases handled annually.
Experienced craftsmen are
always on staff.
- The machine suddenly stopped working on site
- Manufacturer support has ended
- Old machinery with unknown model name,
parts cannot be found - Sudden oil leaks or oil spills
…We can handle all hydraulic hose problems for heavy machinery
Repair Examples
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ヤンマーVio20-3 油圧ホース作成・交換出張修理
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クボタRG30C-3 走行モーター減速機ケースオイル漏れ修理
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日立ZX75USK-3 エンジンオイルクーラーオイル漏れ修理
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コマツPC10UU-2 エンジン始動不良修理