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The shock absorber is a critical chassis component that controls spring oscillations, ensuring vehicle stability, ride comfort, and safety. For SINOTRUK HOWO heavy-duty trucks, the OEM number 811W41722-6020 identifies a premium-quality front suspension and cab shock absorber engineered to deliver consistent damping performance, durability, and reliable operation under the most demanding conditions. As a trusted supplier of Sinotruk howo parts, Deruna offers this genuine shock absorber, manufactured to the strictest OEM specifications.
The 811W41722-6020 shock absorber features a twin-tube hydraulic design, a hardened chrome-plated piston rod, and a durable sealing system that ensures leak-free performance and consistent damping force. Its advanced valving provides optimal ride control, reducing driver fatigue and protecting chassis components from excessive vibration. Whether you are replacing a worn unit or performing a suspension overhaul, this component delivers the ride quality and reliability that SINOTRUK HOWO trucks demand.
OEM direct replacement – no modifications needed | Engineered for SINOTRUK HOWO front suspension and cab mounting systems
Shock Absorber
Амортизатор
Amortiguador
Shock Absorber
Амортизатор
Amortiguador
Shock Absorber
Амортизатор
Amortiguador
The 811W41722-6020 shock absorber is a precision-engineered damping component designed specifically for SINOTRUK HOWO heavy-duty trucks. It controls the oscillations of the front suspension and provides damping for the cab mounting system, ensuring a smooth, stable ride and reducing driver fatigue. This shock absorber is manufactured to exacting OEM tolerances, ensuring a perfect fit and reliable performance in all operating conditions.
The shock absorber features a twin-tube hydraulic design with a gas-charged (nitrogen) or oil-filled reservoir (depending on variant), providing consistent damping force across a wide range of operating temperatures. The piston rod is manufactured from high-strength steel and chrome-plated for excellent wear resistance and corrosion protection. The valving system is optimized to provide progressive damping, effectively controlling both low-frequency body motions and high-frequency wheel vibrations.
Investing in the genuine 811W41722-6020 shock absorber ensures that your truck maintains superior ride quality, reduces stress on suspension components, and enhances vehicle stability and safety. It is the preferred choice for fleet operators and workshops that demand uncompromised quality and reliability from their suspension components.
| OEM Number | 811W41722-6020 |
| Part Name | Shock Absorber (Front Suspension / Cab) |
| Brand | SINOTRUK HOWO |
| Component Category | Chassis / Suspension |
| Design | Twin-tube hydraulic, gas-charged (nitrogen) |
| Weight (approx.) | 4.2 kg (9.3 lbs) |
| Extended Length (center to center) | 450 mm |
| Compressed Length | 280 mm |
| Stroke | 170 mm |
| Damping Force (compression) | 1,200 N at 0.3 m/s |
| Damping Force (rebound) | 2,800 N at 0.3 m/s |
| Operating Temperature Range | -40°C to +100°C |
| Rod Material | High-strength steel, chrome-plated |
| Application | SINOTRUK HOWO A7, T7, 6×4, 8×4, and most heavy-duty models (front suspension & cab mounting) |
All values are based on OEM engineering specifications for the 811W41722-6020 shock absorber. Minor deviations may occur due to manufacturing tolerances.
The 811W41722-6020 features a robust twin-tube hydraulic design with gas charging, providing consistent damping performance and fade resistance.
The piston rod is made from high-strength steel and chrome-plated for excellent wear resistance and corrosion protection, ensuring long service life.
The precision-engineered valving provides progressive damping, effectively controlling body roll, pitch, and wheel hop for superior ride quality.
The multi-lip sealing system prevents oil leakage and contamination, ensuring reliable performance in harsh operating conditions.
The specially formulated hydraulic fluid maintains consistent viscosity across a wide temperature range, ensuring stable damping performance.
With its durable materials and precision construction, this shock absorber delivers long-lasting performance, reducing suspension maintenance frequency and costs.
The shock absorber is a critical safety and comfort component that directly affects vehicle stability, tire wear, and driver fatigue. Using a counterfeit or substandard shock absorber can lead to poor ride quality, reduced vehicle control, and premature wear of suspension components. The genuine 811W41722-6020 shock absorber eliminates these risks through OEM-grade materials, precision manufacturing, and rigorous quality testing.
Key benefits of choosing the authentic 811W41722-6020:
Deruna sources this shock absorber directly from authorized manufacturers, subjecting each unit to a thorough quality inspection. We package each component securely to prevent damage during shipping, so it arrives ready for installation.
Proper installation and regular maintenance are essential to maximize the service life and performance of the 811W41722-6020 shock absorber. Follow these best practices:
Before installing the 811W41722-6020, inspect the upper and lower mounting brackets for wear or damage. Replace any worn bushings or bolts.
Always use new, genuine mounting bolts and nuts when installing the shock absorber to ensure correct clamping torque and prevent loosening.
Tighten the mounting bolts to the torque value specified in the SINOTRUK HOWO service manual for the 811W41722-6020.
Regularly inspect the shock absorber for signs of oil leakage, damaged rod, or worn bushings. Replace immediately if any issues are detected.
Always refer to the SINOTRUK HOWO service manual for detailed suspension system procedures, torque values, and inspection intervals. Regular maintenance of the 811W41722-6020 shock absorber ensures optimal ride quality, vehicle stability, and component longevity.
The 811W41722-6020 shock absorber is compatible with a wide range of SINOTRUK HOWO heavy-duty trucks and commercial vehicles, including:
For models not listed, cross-reference your original shock absorber part number with 811W41722-6020. This component is designed to fit SINOTRUK HOWO front suspension and cab mounting systems with standard mounting configurations. Please consult your vehicle’s service manual or a qualified technician to confirm compatibility.
The 811W41722-6020 shock absorber is a vital component of the SINOTRUK HOWO suspension system, providing superior damping, ride comfort, and vehicle stability in the most demanding heavy-duty applications. Its twin-tube hydraulic design, hardened chrome-plated piston rod, and advanced valving ensure that your truck delivers a smooth, controlled ride, time after time.
By choosing the genuine 811W41722-6020 part, you protect your vehicle and its occupants from the dangers of inferior aftermarket alternatives – poor damping, premature failure, and potential loss of vehicle control. Instead, you invest in a component rigorously tested and validated by SINOTRUK HOWO, giving you peace of mind on every journey. Its superior materials, precision engineering, and corrosion resistance contribute to lower maintenance costs, reduced downtime, and enhanced driver comfort.
As a dedicated supplier of Sinotruk howo parts, Deruna is committed to delivering the 811W41722-6020 shock absorber with the highest level of quality assurance. Every unit is inspected to meet OEM specifications, ensuring that you receive a product you can trust.
Equip your SINOTRUK HOWO with the genuine 811W41722-6020 shock absorber – engineered for strength, precision, and uncompromising ride quality.
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