Zetros

The interior of the Zetros is designed to provide comfort regardless of the external weather conditions. Even in extreme climates like deserts and permafrost regions, drivers can focus on their tasks while enjoying a comfortable cabin environment. This feature ensures that the Zetros remains a reliable and accommodating vehicle in a variety of challenging environments.

The Zetros is equipped with automatic cut-outs instead of the standard blade-type fuses, directly from the factory. In the event of an overload or after addressing a fault, the cut-outs can be easily reset by flipping a switch. This streamlined operation eliminates the need to replace fuses or maintain a variety of blade-type fuses. Additionally, the specific fuse that has been affected is indicated by the switch's position, allowing for quicker troubleshooting and resolution of issues. This feature enhances the ease of maintenance and operation for the Zetros.

The Zetros is equipped with extremely durable cast-steel planetary axles, enabling it to handle high axle loads with exceptional robustness. Additionally, the vehicle comes with a spare wheel that matches the quality of the standard wheels already installed on the vehicle at the factory. This spare wheel is stored in a conveniently accessible and space-efficient location, ensuring that it can be easily reached when needed.

Due to torsion during off-road travel, bodies and equipment attached to the frame require different mounting types:

• The Zetros features a low-torsion design that allows for diagonal twisting of up to 300 mm. This design is especially beneficial for bodies that are used both on roads and in light off-road terrain. The ability to accommodate such twisting ensures that the vehicle remains stable and adaptable, even when navigating uneven or challenging surfaces.
• The Zetros is equipped with a torsion-free design that can handle up to 500 mm of diagonal twisting. This capability is achieved through the use of both fixed and floating bearings. This design is specifically engineered for bodies that are used in demanding off-road applications. The ability to accommodate significant twisting helps maintain the stability and performance of the vehicle, even in rugged and challenging off-road conditions.
• The Zetros features a shear-resistant attachment system that allows for up to 500 mm of diagonal twisting. This attachment system utilizes shackles and plates to distribute and manage loads at specific points on the vehicle. This design is intended for bodies that exert loads at specific points, providing enhanced stability and durability in situations where concentrated forces are applied to the vehicle's structure.

The Zetros features a spacious steel cab that has been specifically designed to ensure the safety and comfort of drivers during long hauls and workdays. The cab is equipped with a 3-point rubber mount, which helps to reduce vibrations and provide a more comfortable driving experience. Additionally, the positioning of the seats behind the front axle contributes to a smoother ride and better stability, enhancing the overall comfort and safety for the driver.

The cab design of the Zetros offers practical advantages that contribute to its overall functionality and versatility. The positioning of the 3-point mounting close to the torsional axis of the frame reduces lateral disturbances, enhancing the stability of the vehicle. This is especially important when navigating challenging terrains or uneven surfaces.
Additionally, the design of the cab allows for a lower overall height even when large tires are fitted. This feature ensures that the Zetros can safely pass through low tunnels and under bridges without any issues. The steel cab is further enhanced by a bonnet made of corrosion-free, high-strength composite material, which adds to the vehicle's durability and longevity. The cab roof and bonnet are also designed to support the weight of individuals, making maintenance and inspections more convenient.

• Robust cyclone filter with a clear dirt chamber
• Simple electronics
• A walk-on hood and roof
• Durable and easy-to-clean interior surfaces.

The Zetros features a comprehensive system of differential locks strategically placed to enhance its off-road capabilities. These differential locks include front axle, rear axle, inter-axle locks between the front and rear axles, and inter-axle locks between the rear axles 1 and 2. These locks play a crucial role in ensuring uniform power distribution to all wheels, which is vital for maintaining traction on challenging terrains like off-road trails or sandy surfaces. By engaging these locks individually based on terrain demands, the Zetros can prevent wheels from spinning independently, leading to improved traction and maneuverability. The activation of these differential locks is conveniently controlled through a rotary switch on the instrument panel, and their status is clearly displayed on the Driver Information System, allowing drivers to make informed decisions for optimal performance and control in various off-road conditions.

Standard equipment on the Zetros includes drum brakes on all axles. These drum brakes feature an encapsulated design that offers excellent protection for brake components, particularly well-suited for rugged terrains. The enclosed design prevents the intrusion of grit and water into the drum, ensuring reliable braking performance even in challenging conditions. Additionally, these drum brakes contribute to reducing the driver's workload by providing finely controllable and precise braking action with consistent responsiveness. This design choice enhances the Zetros' suitability for demanding off-road environments, where dependable and effective braking is essential for both safety and performance.

The Zetros is designed with the aim of minimizing downtime and facilitating swift and uncomplicated repairs. The vehicle's engine is easily accessible, ensuring efficient maintenance procedures. Additionally, the extensive service network provided by Mercedes-Benz ensures that expert assistance is readily accessible across the globe. This feature makes the Zetros a dependable choice regardless of your location, even in remote and distant areas. The combination of easy maintenance access and a well-established service network contributes to the Zetros' reputation for reliability and suitability for various demanding environments.

Every single component within the Zetros's engine has been meticulously designed to meet the challenges of the most demanding deployments. This results in a powertrain that offers significant horsepower and exceptional torque output. The engine's cooling system has also been purposefully engineered to ensure superior performance even under extreme climatic conditions. This level of design precision and attention to detail contributes to the Zetros's ability to deliver robust and reliable performance in a wide range of operational scenarios.

With its impressive combination of high ground clearance and compact outer dimensions, the Zetros is capable of conquering inclines with angles of up to 35 degrees. Additionally, its off-road prowess extends to traversing challenging environments such as deep water and mud, enabled by a remarkable fording depth capability of up to 0.8 meters. This capability ensures that the Zetros can confidently navigate a diverse range of terrains and obstacles, making it a reliable companion for off-road adventures and demanding tasks.

Built with durability and versatility in mind, the Zetros features a robust reinforced ladder-type frame that offers exceptional strength, capable of handling significant loads across various terrains. This frame design ensures that the truck maintains its structural integrity even when equipped with heavy bodies or facing challenging conditions. Notably, the front section of the frame is intelligently engineered to facilitate easy lifting or towing of the vehicle, as well as seamless attachment of additional equipment. This thoughtful design underscores the Zetros' practicality and adaptability, making it a reliable and efficient choice for a wide range of applications.

For enhanced customization and versatility, the Zetros offers optional mounting components that can be seamlessly integrated into the frame's hole matrix. These pre-installed mounting elements, such as consoles on the longitudinal elements of the chassis frame and mounting plates for securing body frames, allow for easy and efficient attachment of various types of superstructures. This adaptable feature ensures that the Zetros can be quickly and effectively tailored to accommodate your specific requirements, making it an ideal platform for a diverse range of applications and configurations.

The Zetros maintains ergonomic excellence by positioning its controls and instruments according to established Daimler standards, ensuring a familiar layout for many drivers. The cab's windshield extends downward, providing a comprehensive view of the surroundings directly from the driver's seat. This design enhances visibility and contributes to a comfortable and efficient driving experience, particularly in various operating conditions and environments.

• Full-sized passenger seat and optional middle seat
• Up to 1,400 liters’ storage space in cab
• Optional folding bench seat mounted to back wall

Zetros offers manual transmission power take-offs (PTOs) that are dependent on the gearbox and shiftable. This cost-effective solution allows for the operation of a hydraulic pump without the need for an extra propshaft. The design also enables the installation of larger hydraulic pumps, facilitated by the generous center distance of the spur gear drive. This configuration enhances the versatility and functionality of the vehicle, particularly when it comes to powering hydraulic equipment or systems efficiently.

The programmable special module (PSM) serves as an interface that facilitates direct communication and information exchange between the vehicle's electronic systems and the equipment that is installed or attached to it. This functionality enhances the integration and coordination between various components, allowing for smoother operation and better control of the equipment based on the vehicle's parameters and conditions.

Mercedes-Benz's standard components are meticulously designed and constructed with a primary focus on durability. These components undergo rigorous testing across different global environments, ensuring their performance and reliability. The hallmark "Made in Germany" quality further guarantees their excellence. Additionally, certain parts of the Zetros have been specially reinforced to endure the challenges of extreme conditions and the demands of daily off-road usage.

The Zetros cab ensures exceptional visibility from all angles. Furthermore, the presence of the engine bonnet upfront contributes to a comfortable driving experience, resembling the intuitive steering of a passenger car. Placing the engine at the front of the body not only shields the crew from external impacts but also safeguards the windscreen. Enhanced safety measures, combined with a robust truck cab certified to ECE R29/2 standards, guarantee an elevated level of passive safety.

The Zetros offers the option of equipping either 3-leaf or 4-leaf parabolic springs for the front axle. The 3-leaf parabolic springs are engineered to handle a load capacity of 7.5 tons. These springs are designed with a slight gap between individual spring leaves to ensure corrosion protection. The same design approach is applied to the 4-leaf parabolic springs for the front axle, suitable for handling heavier loads of up to 9.0 tons. In both configurations, specially calibrated shock absorbers complement the parabolic springs for optimal performance.

The Zetros features the VG 2800 transfer case with a 2-speed configuration, providing a road ratio and an off-road ratio, along with a switchable centre differential lock. This transfer case plays a crucial role in distributing the drive shaft's power to the front and rear axle(s). By enabling continuous driving of the axles, it ensures maximum traction is achieved without any loss of tractive power, eliminating the need for unnecessary gear shifts. Additionally, the centre differential lock enhances driving stability by compensating for differences in rotational speed between the front and rear axle wheels on one side. This feature contributes to improved overall vehicle control, especially in challenging off-road conditions.

The Zetros proudly features a continuous all-wheel drive system equipped with mechanical differential locks. This well-established transmission design offers exceptional directional stability and traction, regardless of whether you're on paved roads or venturing off the beaten path. Notably, the mechanical differential locks play a crucial role in maintaining optimal traction by preventing individual wheels from spinning when navigating rough and uneven terrain. This capability contributes to the Zetros' impressive off-road performance and ensures that power is efficiently transferred to the wheels with the best grip, enhancing overall stability and control.

The Zetros comes equipped with standard-size tires of either 14.00R20 or 395/85R20, which provide significant benefits due to their global availability. These standard-sized tires ensure easy replacement and maintenance regardless of your location. In addition to these standard options, there are also larger 16.00R20 tires available for the Zetros. These increased-size tires offer a larger diameter, which contributes to higher ground clearance and enhanced traction – both essential features for tackling challenging terrains. As an added option, the tubeless tires can be equipped with the Hutchinson run-flat system, providing an extra layer of safety and reliability in case of tire damage or punctures. This combination of tire choices and advanced features further enhances the Zetros' performance and adaptability in various environments.

The Zetros offers significantly enhanced parking brake performance and improved safety through the utilization of two additional combination brake cylinders on the front axle. This innovative setup results in a substantial increase in brake force for the parking brake, which is crucial for maintaining the vehicle's stability when parked. Furthermore, spring-loaded brake cylinders are provided as standard equipment on the rear axle, contributing to the overall braking efficiency and safety of the vehicle. This comprehensive braking system design underscores the Zetros' commitment to ensuring the utmost safety and reliability, particularly when it comes to parking and maintaining control in stationary positions.

The Zetros incorporates an advanced electronic parking brake system that offers convenient and enhanced security features. This system automates the process of engaging and disengaging the parking brake. When the driver switches off the engine and removes the key from the ignition, the parking brake is automatically engaged, providing an additional layer of safety by preventing unintended movement. Furthermore, the parking brake automatically disengages when the driver intends to accelerate, streamlining the driving experience and minimizing the risk of forgetting to release the brake manually. This intuitive and automated parking brake mechanism reflects the Zetros' commitment to safety and user-friendly design, making it a reliable choice for various operational scenarios.

The Zetros offers a practical solution for accommodating a third person in the cabin by providing a fully equipped middle seat with a 3-point seat belt. This thoughtful design choice is made possible due to the low cabin floor and spacious interior of the Zetros. With the inclusion of the middle seat, the vehicle can comfortably accommodate three crew members, ensuring equal comfort and safety standards for all occupants. This feature enhances the vehicle's versatility and suitability for scenarios where a three-person crew configuration is necessary or preferred.

The Zetros offers a distinct advantage with its lower cab floor and reduced number of steps compared to cab-over-engine types. This design feature contributes to a more convenient and safer experience for entering and exiting the cabin. The reduced height of the cab floor makes it easier to navigate within the cabin and facilitates a seamless walk-through from front to rear. This not only enhances the overall ergonomics and accessibility of the vehicle's interior but also minimizes the risks associated with cabin entry and exit, especially in challenging or off-road environments.

The Zetros is equipped with components that are specifically designed to excel in off-road conditions. One notable feature is the strategically positioned radiator, which is situated at a higher level. This design choice allows the Zetros to confidently navigate through various gradients without the need for detours or concerns about potential damage. The higher placement of the radiator ensures that it remains well-protected and functional even in challenging terrain, reducing the risk of damage and enhancing the vehicle's overall durability and off-road capability.

• Reinforced and more voluminous shock absorbers only available on Zetros
• Improved axle execution thus safer driving even during high loads caused by vibrations.
• Increased diameters and higher oil volume to safeguard full function on gravel roads provide consistent damping performance on gravel roads.

The Zetros is fitted with a robust steel bumper that serves a dual purpose. Firstly, it features an integrated coupling jaw, providing a secure connection point for trailers or other towed equipment. This ensures reliable towing capabilities for various tasks. Secondly, the bumper includes an integrated step, making it easier for occupants to access the cab. This thoughtful design enhances safety and convenience, allowing for convenient entry and exit from the vehicle's cabin while also providing functional support for coupling trailers or engaging in other towing activities.

Radiator is perfectly suited to high performance in all circumstances:

• Engine power remains steady even at high surrounding temperatures.
• Vehicle operates safely without reduction of engine power as cooling capacity is sufficient for the engine in high temperature surroundings.

The Zetros comes with reinforced steel tanks and skid plates for all options, enhancing durability against physical damage and ensuring easy repairability.

The Zetros features separable fuel tanks, providing better control over fuel availability during remote journeys. These tanks can be used individually or linked for longer trips. Even if one tank is damaged, the vehicle can continue using the other tank, ensuring uninterrupted operation.