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Operator comfort directly impacts productivity and safety during long hours behind the wheel. The genuine SINOTRUK HOWO AZ1646510021 Howo Right Seat Assembly (Right‑Mounted Car) is an OEM‑grade seating solution engineered for ergonomic support and long‑term durability in heavy‑duty trucks. As a key component among Sinotruk howo parts, this right‑seat assembly ensures perfect fitment, robust construction, and all‑day comfort for the passenger or co‑driver. Manufactured with high‑density foam cushioning, heavy‑duty upholstery, and integrated safety features, the AZ1646510021 unit withstands the vibration, shock loads, and extreme conditions of mining, construction, and long‑haul applications. Investing in this authentic component restores cabin comfort and maintains the professional appearance of your SINOTRUK HOWO truck.
Howo Right Seat Assembly (Right‑Mounted Car)
Сиденье правое (праворульное исполнение)
Asiento derecho para vehículo con volante a la derecha
The AZ1646510021 seat assembly is built with a heavy‑duty steel frame that provides a solid foundation and meets all safety standards. The frame is powder‑coated to resist corrosion. High‑resilience foam cushioning is contoured to reduce pressure points and minimize fatigue during long journeys. The upholstery is made from commercial‑grade vinyl or fabric that resists wear, tearing, and staining, and is easy to clean. Integrated armrests and adjustable headrests (depending on model) enhance passenger comfort. The seat is designed for right‑hand drive cab configurations, with mounting points that align perfectly with the floor pan.
The assembly includes all necessary hardware for installation: bolts, washers, and trim covers. The seat base may feature a mechanical suspension system to absorb road vibrations, improving ride quality. The seatbelt mounting points are reinforced and positioned to ensure proper belt geometry. Every component is manufactured to SINOTRUK HOWO’s strict quality standards, ensuring that the seat provides years of reliable service even under the toughest conditions. The AZ1646510021 right seat assembly is a direct replacement for the original factory seat, maintaining the interior’s original appearance and functionality.
The table below provides detailed technical specifications for the genuine SINOTRUK HOWO AZ1646510021 Right Seat Assembly. This data is essential for verifying compatibility and understanding the component’s features.
| Parameter | Specification | Details |
|---|---|---|
| OEM Part Number | AZ1646510021 | SINOTRUK HOWO Original Code |
| Product Name | Howo Right Seat Assembly (Right‑Mounted Car) | Complete passenger seat unit |
| Seat Type | Passenger / Co‑driver | Right‑hand drive configuration |
| Frame Material | Heavy‑gauge steel, powder coated | Corrosion resistant |
| Cushion Material | High‑density polyurethane foam | Fatigue reducing |
| Upholstery | Commercial‑grade vinyl / fabric | Abrasion and stain resistant |
| Adjustments | Fore/aft slide, recline (if applicable) | Manual operation |
| Armrests | Integrated (fold‑down optional) | Enhances comfort |
| Headrest | Adjustable / Integrated | Safety and comfort |
| Seatbelt Mounting | Integrated anchor points | Meets safety standards |
| Mounting Type | Floor‑mount with four bolts | Direct replacement |
| Weight (approx.) | 25 kg | Robust construction |
| Compatible Models | SINOTRUK HOWO right‑hand drive trucks | Check cab configuration |
Replacing the right seat assembly is a straightforward mechanical task. Disconnect the vehicle’s battery if the seat has electrical connections (heating, adjustment). Remove the old seat by unbolting the four mounting bolts (typically under trim covers). Lift the seat out carefully. Position the new genuine AZ1646510021 seat assembly in place, aligning the mounting holes with the floor studs. Install the bolts and torque them to the manufacturer’s specification (usually 40‑50 Nm). Reconnect any electrical connectors. Install trim covers. Test the seat for secure mounting and adjustability.
The AZ1646510021 seat is a direct OEM replacement designed for SINOTRUK HOWO trucks with right‑hand drive cabs and specific floor pan configurations. Compatibility must be verified by matching the part number with your vehicle’s VIN and cab type. Using the correct seat ensures proper fitment, seatbelt alignment, and compliance with safety regulations. Always inspect the floor mounting points for corrosion or damage before installation. Genuine SINOTRUK HOWO parts guarantee a perfect fit and long‑term reliability.
When installing the new seat, apply a small amount of anti‑seize compound to the mounting bolts to prevent corrosion and make future removal easier. Check that the seat slides and reclines smoothly before final tightening.
The ergonomic design and quality cushioning of the AZ1646510021 seat reduce fatigue on long trips, improving overall cabin comfort and productivity. The passenger can ride in comfort even on rough terrain.
The seat integrates with the vehicle’s seatbelt system and meets all relevant safety standards. A securely mounted, undamaged seat is essential for occupant protection in the event of an accident.
Using genuine OEM seats maintains the interior’s original quality and appearance, which can enhance resale value. The robust construction ensures the seat will last for years, even under heavy use.
Common indicators that the right seat needs replacement include torn or heavily worn upholstery, sagging foam that no longer provides support, broken or inoperative adjustment mechanisms (e.g., stuck slides, broken recline), and rust or cracks in the seat frame. If the seat moves or rocks due to loose mounting points or frame damage, it must be replaced immediately for safety.
Delaying replacement can compromise passenger safety and comfort. A worn seat can also be an eyesore, detracting from the professional image of your fleet. Replacing it with a genuine AZ1646510021 assembly restores comfort, safety, and the interior’s original appearance.
To extend the life of your AZ1646510021 seat assembly, regularly clean the upholstery with appropriate cleaners to prevent dirt buildup. Inspect the seat tracks and mechanisms for debris and lubricate with a dry lubricant if needed. Periodically check the mounting bolts for tightness. Avoid overloading the seat or standing on it. If the vehicle is used in extremely dusty or wet conditions, consider using seat covers to protect the upholstery.
If any part of the adjustment mechanism becomes difficult to operate, address it promptly to prevent further damage. Genuine SINOTRUK HOWO replacement parts are always the best choice for repairs.
Generic aftermarket seats may not match the original mounting points, leading to difficult installation or improper fit. They often use inferior foam that breaks down quickly and upholstery that fades or tears. Safety is also a concern, as non‑OEM seats may not meet the same crash test standards. The genuine SINOTRUK HOWO AZ1646510021 right seat assembly is engineered to the exact specifications of your truck, ensuring perfect fit, material quality, and safety compliance. It undergoes rigorous testing to withstand the demanding conditions of heavy‑duty use.
By choosing the authentic part, you protect your investment, ensure passenger safety, and maintain the professional appearance of your SINOTRUK HOWO truck. For fleet managers and owner‑operators who prioritize comfort, safety, and reliability, the genuine AZ1646510021 is the only responsible choice.