- Wanda Plaza, Jinan, Shandong, China
- +8617615809553
- info@deruna.com
- Wanda Plaza, Jinan, Shandong, China
- +8617615809553
- info@deruna.com


Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device
The Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device is an advanced mechanical system designed specifically for Sinotruk Howo A7 trucks, providing enhanced traction control by locking the differential between wheels on the same axle. This sophisticated operating device ensures equal power distribution to both wheels, preventing wheel spin and improving vehicle stability in challenging driving conditions. Engineered with precision components including straight joints, polyamide tubes, T-shaped three-way joints, and elastic elements, this system delivers reliable performance and durability. The device is specifically designed for heavy-duty applications where maximum traction is essential for safety and operational efficiency in off-road or low-traction environments.
The Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device is a specialized mechanical system that enables the locking of the wheel differential on the same axle in Sinotruk Howo A7 trucks. This system functions by mechanically connecting the two wheels on an axle, forcing them to rotate at the same speed regardless of traction conditions. When engaged, it prevents power from being transferred only to the wheel with the least resistance, which is the normal operation of a standard differential. Instead, it ensures that torque is distributed equally to both wheels, providing significantly improved traction in challenging conditions such as mud, snow, ice, sand, or uneven terrain where individual wheel slip would normally occur with a conventional differential system.
This operating device consists of several precision components that work together to facilitate the differential locking function between the two wheels. Key elements include straight joints that provide secure connections between various parts of the system, T-shaped three-way joints that allow for branching connections in the pneumatic or hydraulic circuit, and elastic components that maintain proper tension and allow for movement compensation. The system also incorporates polyamide tubes that serve as durable conduits for pneumatic or hydraulic operation, transmitting the necessary force to engage and disengage the differential lock mechanism. Each component is engineered to withstand the harsh conditions of heavy-duty truck operations while maintaining precise functionality.
The operation of the Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device is typically controlled by the driver through a dashboard switch or control mechanism. When activated, the system engages a mechanism that locks the differential between the two wheels on the same axle, forcing them to rotate at identical speeds. This is particularly valuable in low-traction situations where one wheel might lose grip while the other maintains traction. By locking the differential, power is distributed to both wheels equally, allowing the vehicle to maintain forward momentum even when one wheel encounters slippery conditions. The system can be disengaged when no longer needed, restoring normal differential operation for regular driving on paved surfaces.
Installation and maintenance of this differential lock operating device are designed for reliability and serviceability. The system is engineered to integrate seamlessly with Sinotruk Howo A7 axle assemblies and differential systems, with proper mounting points and connection interfaces that ensure correct alignment and operation. Regular maintenance involves inspecting components for wear, checking connections for integrity, and ensuring that the engagement mechanism operates smoothly. The use of high-quality materials throughout the system, including corrosion-resistant metals and durable polymers, ensures long service life and reduced maintenance requirements. Properly maintained, this differential lock system significantly enhances vehicle capability in challenging conditions while maintaining reliability and performance.
| NO. | Part NO | Description |
|---|---|---|
| 1 | WC900361107 | Straight joint NC6/NW4 1 |
| 2 | WC900361010 | Plug M10X15 |
| 3 | J90003179782 | Polyamide tube(Φ6*1)13 |
| 4 | WC900361316 | T shape Three-way joint 3-NW4 3 |
| 5 | WC900361001 | Elastic component NC6 7 |
| 6 | WC900361002 | Clamp spring NC6 9 |
| 7 | WC900361003 | Nut base NC6 11 |
Our Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device offers superior traction enhancement and operational reliability for heavy-duty truck applications in challenging terrain. Manufactured to exact OEM specifications, this system provides dependable differential locking functionality that significantly improves vehicle performance in adverse weather conditions and difficult terrain. The high-quality materials and precision engineering ensure consistent operation even under extreme loads and harsh environmental conditions. Each component is designed and tested to meet rigorous quality standards, providing truck operators with a reliable solution for maintaining traction and vehicle control when it matters most. This commitment to quality makes our differential lock system an essential component for trucks operating in demanding environments.
The durability and construction quality of our Differential Lock Between The Two Wheel Operate Device set it apart from competing products. Each component is manufactured using premium materials selected for their strength, corrosion resistance, and longevity. The straight joints provide secure, leak-free connections that maintain integrity under pressure and vibration. T-shaped three-way joints enable efficient routing of pneumatic or hydraulic lines in confined spaces. Elastic components are designed to maintain proper tension and compensate for system movement without fatigue. Clamp springs ensure secure fastening under dynamic load conditions, while the polyamide tubes offer excellent resistance to abrasion, chemicals, and environmental factors. This robust construction translates to extended service life and reduced maintenance requirements.
Installation efficiency and maintenance accessibility are significant advantages of our Differential Lock Between The Two Wheel Operate Device. The system is engineered for straightforward installation with proper mounting points and connection interfaces that align perfectly with Sinotruk Howo A7 specifications. Clear component identification and standardized connections simplify the installation process, reducing labor time and potential errors. The modular design allows for individual component replacement when necessary, rather than requiring complete system replacement. Regular maintenance is simplified through accessible inspection points and durable components that resist wear and degradation. These design features contribute to lower total cost of ownership and reduced vehicle downtime for maintenance and repairs.
Choosing our Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device represents excellent value through enhanced vehicle capability, improved safety, and operational cost savings. The system significantly improves traction in challenging conditions, reducing the risk of vehicles becoming stuck and requiring recovery. This enhanced capability translates to improved schedule adherence and reduced operational disruptions. By providing equal power distribution to both wheels on an axle, the system reduces tire wear and driveline stress, extending component life and reducing maintenance expenses. Our product is backed by comprehensive quality assurance and testing, ensuring reliable performance that truck operators can depend on for enhanced traction and vehicle control in various operating conditions.
The engineering principles behind the Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device represent advanced mechanical design focused on solving real-world traction challenges. Traditional differentials allow wheels to rotate at different speeds, which is beneficial for cornering but problematic in low-traction situations where power follows the path of least resistance to the spinning wheel. This system mechanically locks the differential between the two wheels on the same axle, forcing both wheels to rotate at the same speed and ensuring power is distributed to both wheels regardless of traction conditions. This simple yet effective principle dramatically improves vehicle capability without complex electronic systems, providing reliable mechanical operation that stands up to the demands of heavy-duty trucking applications.
Operational benefits of the Differential Lock Between The Two Wheel Operate Device extend beyond basic traction improvement. The system enhances vehicle stability on uneven terrain by preventing wheel spin and maintaining consistent power delivery. This stability improvement is particularly valuable when carrying heavy loads or operating on slippery surfaces where vehicle control is critical for safety. The system also reduces driver stress and fatigue by providing confidence in challenging conditions, knowing that traction is maximized when needed. Additionally, by preventing wheel spin and the associated tire wear, the system contributes to reduced operating costs and extended tire life, providing economic benefits alongside performance improvements.
Compatibility and integration with Sinotruk Howo A7 trucks are fundamental aspects of our Differential Lock Between The Two Wheel Operate Device design. The system is engineered specifically for Howo A7 specifications, ensuring perfect fitment and optimal performance with the vehicle’s existing drivetrain components. All mounting points, connection interfaces, and operational parameters align with vehicle systems for seamless integration. The differential lock control integrates with the vehicle’s existing pneumatic or electrical systems, providing intuitive operation through standard dashboard controls. This OEM-level compatibility eliminates modification requirements and ensures reliable performance that complements other vehicle systems rather than competing with them.
In conclusion, the Sinotruk Howo A7 Differential Lock Between The Two Wheel Operate Device represents a sophisticated traction enhancement system that provides significant benefits for heavy-duty truck operations. The combination of improved vehicle capability, enhanced safety, and operational cost reduction makes this system an invaluable addition to any Sinotruk Howo A7 operating in challenging conditions. Our product delivers reliable performance through quality manufacturing, precise engineering, and comprehensive testing. We invite you to explore our complete catalog of Sinotruk parts and contact us for additional information about how this differential lock system can enhance the performance and capability of your vehicle operations in various working environments and applications.
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