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


The Sinotruk Howo parts collection represents the highest standard in commercial vehicle component engineering, designed specifically for heavy-duty applications requiring maximum durability and reliability. Our Sinotruk Howo A7 Transmission Assist Support is a precision-engineered mounting system that provides critical structural support for the transmission assembly in Howo A7 trucks. This complete support system ensures optimal transmission positioning, reduces vibration, and enhances overall drivetrain stability for improved performance and longevity.
The Sinotruk Howo A7 Transmission Assist Support system is manufactured to exact OEM specifications, incorporating high-strength brackets, beam plates, and specialized rubber blocks that work together to absorb operational stresses and maintain proper transmission alignment. This comprehensive assembly is specifically designed to handle the demanding conditions faced by commercial trucks, providing reliable performance and extended service life for transmission components.
The Sinotruk Howo A7 Transmission Assist Support is a comprehensive mounting system that includes left and right brackets, beam plates, rubber blocks, and all necessary fastening components. This complete assembly provides structural reinforcement for the transmission, ensuring proper alignment and reducing stress on drivetrain components. The system is engineered to maintain precise transmission positioning under all operating conditions, including heavy loads and challenging road conditions common in commercial truck applications.
This support system incorporates specialized rubber blocks that effectively absorb and dissipate vibrational energy generated by transmission operation. The rubber components provide excellent isolation properties, reducing noise transmission to the chassis and cabin while protecting sensitive transmission components from excessive vibration. This vibration management extends the service life of both the transmission and surrounding components while improving overall driving comfort and reducing maintenance requirements.
The assembly features robust left and right brackets manufactured from high-strength materials that withstand the substantial weight and torque of heavy-duty transmissions. The beam plate provides additional structural reinforcement, distributing loads evenly across the support system. All structural elements are precision-engineered to meet or exceed OEM specifications for durability and load-bearing capacity, ensuring reliable performance in the most demanding operating conditions.
The transmission support includes a complete fastening system with hex bolts, hex flange nuts, flat washers, and specialized 2-type full metal hex nuts specifically selected for their strength and vibration resistance. The fasteners are strategically placed to ensure even load distribution and prevent loosening under extreme operating conditions. Shims provide precise adjustment capabilities, allowing for perfect alignment during installation and maintenance procedures.
| NO. | Part NO. | Description |
|---|---|---|
| 1 | WC9775590455 | Left bracket |
| 2 | WC9775590523 | Beam plate |
| 3 | AZ9775590422 | Rubber block |
| 4 | WC9775590424 | Shim |
| 5 | Q3201471172 | Hex fangle nut |
| 6 | WC9775590465 | Bracket |
| 7 | AZ9775590422 | Rubber block |
| 8 | WC9775590421 | Bracket |
| 9 | Q150B1680 | Hex bolt |
| 10 | Q150B1680 | Hex bolt |
| 11 | Q150B1445TF2 | Hex bolt |
| 12 | Q150B1685 | Hex bolt |
| 13 | Q40114 | Flat washer |
| 14 | Q33214713F2 | 2 type full metal Hex nut |
Our Sinotruk Howo A7 Transmission Assist Support is manufactured to exact OEM specifications, ensuring perfect compatibility and performance with your Howo A7 transmission system. Each component undergoes rigorous quality control testing to meet the highest industry standards for material strength, dimensional accuracy, and durability. The assembly maintains precise engineering tolerances required for proper transmission alignment and vibration management, guaranteeing reliable performance that matches original equipment quality.
We provide a complete ready-to-install assembly that includes every necessary component from left and right brackets to rubber blocks, shims, and all fastening hardware. This comprehensive approach eliminates compatibility issues and reduces installation time. Our kit includes all mounting brackets, beam plates, specialized rubber isolation blocks, and high-strength fasteners required for professional installation, ensuring optimal performance and eliminating the need to source individual components from multiple suppliers.
The transmission support system features specialized rubber blocks that provide superior vibration dampening compared to standard mounting systems. These high-quality rubber components effectively absorb operational vibrations, reducing noise transmission to the chassis and cabin while protecting sensitive transmission components. The vibration control extends the service life of both the transmission and surrounding components, reducing maintenance requirements and improving overall driving comfort during long-haul operations.
This support assembly is specifically engineered for Sinotruk Howo A7 transmission systems, with precision-designed brackets and beam plates that distribute loads evenly and maintain proper transmission alignment. The inclusion of adjustment shims allows for fine-tuning during installation, ensuring perfect fitment and optimal performance. The system’s design incorporates high-strength fasteners and specialized locking nuts that prevent loosening under vibration, providing reliable long-term performance in demanding commercial truck applications.
The Sinotruk Howo A7 Transmission Assist Support represents a significant advancement in transmission mounting technology for commercial vehicles. The system’s balanced design ensures even weight distribution across all support points, reducing stress concentrations that can lead to premature component failure. The specialized rubber blocks are formulated for optimal durability and vibration absorption properties, maintaining their performance characteristics throughout the component’s service life even under extreme temperature variations and heavy load conditions.
Installation of the transmission assist support is straightforward for qualified technicians, with all necessary components included in the complete package. The system is designed for direct replacement of original equipment, minimizing installation time and complexity. Regular maintenance primarily involves visual inspection of rubber blocks for wear and checking fastener tightness according to recommended service intervals, ensuring continuous optimal performance throughout the component’s service life.
Essential for over-the-road trucks requiring stable transmission mounting during extended highway operation with heavy payloads.
Perfect for construction vehicles operating on uneven terrain where transmission stability is critical for operational safety.
Ideal for mining trucks requiring durable transmission support systems capable of withstanding extreme loads and harsh conditions.
Excellent for logistics and distribution fleets seeking to improve transmission reliability and reduce maintenance costs.
Ensure optimal transmission performance and longevity with our genuine Sinotruk Howo A7 Transmission Assist Support.
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