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Hydraulics for superstructures

The hydraulic system is one of the most critical technical components in a superstructure for trucks and trailers. The design of the system affects not only functionality, but also safety, efficiency, service life and total operating costs. For bodybuilders, this places high demands on dimensioning, component selection and integration into the vehicle. With the right system design and components, hydraulics can deliver high performance and precise control, even under demanding conditions and during continuous operation.

The technical function of hydraulics in mobile applications
Hydraulics is based on the transfer of energy via oil under pressure, which enables high power transmission in a limited space. This makes the technology particularly well suited for mobile vehicles where space, weight and flexibility are crucial factors.
In practice, hydraulics are used in superstructures for, among other things:

  • Tipping functions
  • Crane and lifting applications
  • Container handling
  • Specially adapted work functions


Common to these applications is the need for controlled movement, stable performance and high operational reliability.

Key technical factors in the design of hydraulic systems
A well-functioning hydraulic system starts with correct dimensioning. For bodybuilders, this means, among other things:

Pressure and volume - System pressure and oil volume must be adapted to the load and desired working speed. Over- or under-dimensioning can lead to inefficient operation, increased wear or reduced component life.
Pumps and power take-offs - The choice of pump and PTO must match the vehicle's engine, speed and available power. Incorrect configuration can result in unstable operation and unnecessary loads on the drivetrain.
Cylinders and valves - Cylinder type, stroke length and mounting affect power, speed and stability. Valves must provide sufficient precision, safety and capacity for the application in question.
Oil quality and filtration - The right hydraulic oil and effective filtration are essential to ensure stable operation and a long service life. Contamination is one of the most common causes of failure in hydraulic systems.

Integration, safety and serviceability
Modern superstructures place increasing demands on documentation, safety and maintenance. A good hydraulic system should:

  • Be integrated in a way that takes into account the overall design of the vehicle
  • Contain the necessary safety components such as pressure relief valves and overload protection
  • Be easy to inspect and maintain in order to reduce downtime

This requires experience and system understanding already in the design phase.

More than a component supplier
BEVOLA is a complete consultant and supplier of hydraulic solutions to bodybuilders in the transport industry. With a wide product range and solid technical expertise, we can assist with:

  • System consulting and technical guidance
  • Supply of pumps, cylinders, tanks, valves, hoses and accessories
  • Solutions adapted to both standard and specialised bodywork

Our experience from a wide range of applications gives bodybuilders the assurance that the solutions work in practice, even over time.

Technical quality that adds commercial value
For the end customer, a properly designed hydraulic system means:

  • Stable and safe operation
  • Efficient workflow
  • Reduced maintenance and operating costs
  • Longer service life for superstructures and vehicles

For the bodybuilder, it means fewer complaints, higher customer satisfaction and a stronger end product in the market. Hydraulics are an integral part of the technical core of the body and should be treated accordingly. With the right system design, quality components and a supplier with solid technical expertise, the foundation is laid for reliable and competitive solutions. BEVOLA combines products, system understanding and technical advice, and is a reliable partner for bodybuilders who place high demands on hydraulics.

Contact us on +45 57 66 00 00 or verkauf@bevola.dk for more information.