Why Hydraulic Cylinder Sealing is Critical for Kubota and Dieci Machines
- Sep 30, 2025
- 2 min read

Hydraulic cylinders are at the heart of your Kubota mini excavators and wheel loaders as well as your Dieci telescopic handlers. They provide the hydraulic force needed for digging, lifting, pushing, and handling materials.To keep your construction equipment reliable and efficient, one key factor must not be overlooked: perfect hydraulic cylinder sealing.
The risks of a leaking cylinder
When the seals inside a cylinder wear out, problems appear quickly:
Loss of hydraulic power, reducing the performance of your machine.
Unexpected breakdowns and costly project delays.
High hydraulic oil consumption and environmental risks due to leaks.
Accelerated wear of internal components, which can lead to a full cylinder replacement instead of a simple repair.
In other words, a leaking Kubota cylinder or Dieci hydraulic ram compromises safety, productivity, and machine longevity.
How to replace hydraulic cylinder seals
The good news is that hydraulic cylinders can be repaired using a genuine seal kit from the manufacturer. These kits are designed to ensure a perfect fit and restore full sealing performance on your equipment
The main steps to rebuild a hydraulic cylinder include:
Cylinder disassembly – remove the cylinder from your Kubota or Dieci machine and open it.
Seal removal – extract the old, worn seals.
Inspection and cleaning – check the condition of the piston, rod, and barrel.
Seal installation – fit the new seals from the original Kubota or Dieci seal kit.
Reassembly and testing – reinstall the cylinder and run hydraulic tests to confirm proper sealing.
This task requires precision and expertise. An incorrectly fitted seal can quickly cause further leaks and machine downtime.
Trust TP Services for hydraulic repairs
For complete peace of mind, Groupe TP Services offers full workshop support. Our experienced technicians handle hydraulic maintenance every day, including:
Hydraulic cylinder seal replacement on Kubota mini excavators, loaders, and Dieci telescopic handlers.
Use of original Kubota and Dieci seal kits for guaranteed compatibility.
Professional hydraulic testing to ensure safe and long-lasting performance.
👉 Whether you operate a Kubota mini excavator cylinder, a Kubota loader, or a Dieci telescopic handler, don’t let a leaking cylinder slow down your business. Contact Groupe TP Services today for professional hydraulic cylinder repair and seal replacement.




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