Used bucket cylinder

Our Expertise in Construction Equipment Hydraulic Systems

Hydraulic systems are at the heart of modern construction machinery, converting hydraulic power into mechanical force. Our technical expertise encompasses all key components: bucket, boom, and arm cylinders. These parts operate under service pressures up to 400 bar, ensuring optimal digging force. Our deep understanding of each brand’s specificities allows us to precisely identify the compatibilities across different models. The used bucket cylinders we offer are thoroughly tested on our test benches to verify their hydraulic performance and leak-tightness.

Extensive Stock of Bucket Cylinders for Mini Excavators

Our permanent stock of hydraulic cylinders includes a wide range suited for mini excavators from 0.8 to 8 tons. These used bucket cylinders are compatible with leading market brands such as Kubota, Yanmar, and Takeuchi. Each cylinder is disassembled, cleaned, and inspected in our specialized workshops. Critical components like seals, piston rods, and sliding surfaces undergo meticulous examination. This technical rigor guarantees optimal performance, with service pressures tailored to the manufacturers’ original specifications.

How to Choose the Right Bucket Cylinder?

Selecting a bucket cylinder requires analyzing several essential technical criteria. The cylinder bore determines the available digging force, while the stroke defines the range of motion. The dimensions of the mounting pins and center distances must perfectly match the linkage points of the arm and bucket. The maximum service pressure, usually between 250 and 400 bar depending on the model, must be compatible with the machine’s hydraulic system. The condition of seals and sliding surfaces directly affects the cylinder’s longevity and leak-tightness under intensive use.

Compatibility with Your Equipment Fleet

Optimal compatibility is ensured for Caterpillar, Komatsu, Volvo, JCB, and Liebherr equipment. This variety allows us to meet the specific needs of each machine. Our technical database catalogs the precise characteristics of each cylinder: rod diameter, stroke, nominal pressure, and mounting points. This expertise enables quick identification of compatible references across different models within the same range. The cylinders are pressure tested to guarantee flawless integration into existing hydraulic circuits.

Our Range of Bucket Cylinders for All Brands

Our cylinder catalog covers all major brands in the construction industry. Each reference is carefully recorded with its complete technical specifications: thrust force, maximum allowable pressure, and critical dimensions. The cylinders are categorized by machine tonnage and type of application, facilitating the selection of the appropriate model. Our stock includes cylinders for excavators from 1 to 50 tons, offering a solution for every configuration.

Our range of used Liebherr bucket cylinders covers series R900 to R980, with service pressures up to 380 bar according to manufacturer specifications for the #Vérin de godet liebherr#. These cylinders stand out for their robust construction and enhanced sealing, suited to intensive applications. The Case bucket cylinders available in our stock correspond to models CX and WX, delivering optimized digging forces for earthmoving tasks. Their modular design simplifies maintenance and ensures exceptional longevity. 

The JCB bucket cylinders in our catalog mainly come from series JS and 3CX, renowned for their reliability under extreme conditions. These hydraulic cylinders incorporate advanced seal and sliding surface technologies, ensuring perfect leak-tightness even after thousands of operating hours. Our selection of Volvo bucket cylinders includes references from the EC and ECR series, characterized by high hydraulic performance and wear resistance. These cylinders operate at service pressures up to 350 bar, providing optimal penetration force across all material types.

Hydraulic components are individually tested to validate their performance and leak-tightness before stocking. This brand diversity allows us to precisely meet the specific needs of each equipment fleet, whether for urban mini excavators or heavy quarry machines.

 covers all major brands in the construction industry. Each reference is carefully recorded with its complete technical specifications: thrust force, maximum allowable pressure, and critical dimensions. The cylinders are categorized by machine tonnage and application type, facilitating the selection of the suitable model. Our stock includes cylinders for excavators from 1 to 50 tons, offering a solution for every configuration. Hydraulic components are individually tested to validate their performance and leak-tightness before stocking.

Our Stock of Used LIEBHERR Bucket Cylinders

The used Liebherr bucket cylinders we offer come from recent machines and present optimal technical characteristics. Each cylinder undergoes rigorous pressure testing to validate its ability to withstand nominal loads. Our stock covers series R900 to R980, with service pressures up to 350 bar. Critical components such as seals and piston rods are systematically inspected. This range ensures perfect compatibility with Liebherr hydraulic circuits, maintaining the original performance of the machines.

Our Stock of Used CATERPILLAR Bucket Cylinders

The bucket cylinders for Caterpillar excavators series 310 and 320 develop a maximum hydraulic pressure of 280 bar, ensuring optimal digging force. Our stock includes references compatible with the most common models in the French fleet. Each cylinder is pressure-tested to validate its leak-tightness and dynamic performance. Sliding surfaces and seals undergo detailed inspection, ensuring extended service life. Standardization of Caterpillar components facilitates identifying compatible references across different series.

Our Stock of Used KOMATSU Bucket Cylinders

The used Komatsu bucket cylinders stand out for their robustness and proven reliability. Our stock covers PC series from 8 to 50 tons, with service pressures adapted to each model. The cylinders are tested on test benches to verify their leak-tightness and resistance to nominal loads. Original components such as seals and piston rods guarantee optimal compatibility with Komatsu hydraulic circuits. This range delivers performance equivalent to new equipment, with a cost-effective quality-price ratio.

How to Identify a Used Bucket Cylinder?

Identifying a bucket cylinder requires analyzing several technical parameters. The serial number engraved on the cylinder body allows tracing its origin and original specifications. Critical dimensions include rod diameter, total stroke, and mounting center distances. The condition of sliding surfaces and sealing rings determines the quality of the cylinder. Visual inspection can detect any signs of wear or impact damage. Measuring the maximum service pressure confirms compatibility with the target hydraulic circuit.

What Is the Most Common Failure on a Used Hydraulic Bucket Cylinder?

Oil leaks are the most frequent failure in used bucket cylinders. These leaks typically occur at the seals, which are continuously subjected to piston movement and hydraulic pressure. Wear on sliding surfaces or the presence of scratches on the rod can also compromise the system’s sealing. Contamination of the hydraulic circuit by abrasive particles accelerates component degradation. Our reconditioning process includes systematic seal replacement and dimensional checks of contact surfaces to prevent these issues.

Does a Larger Hydraulic Cylinder Make a Difference on a Used Bucket?

Installing an oversized cylinder significantly modifies the bucket’s performance. A larger bore increases the available digging force but requires a higher hydraulic flow rate. This change must consider the machine’s hydraulic system capacity and the mechanical strength of mounting points. A more powerful cylinder can accelerate wear on pins and bushings. Our technical expertise helps determine the optimal compatibility among the cylinder, bucket, and machine characteristics to ensure safe and efficient operation.