- ADDRESS:Jinan City, Shandong Province
- Wanda Plaza, Jinan, Shandong, China
- +8617615809553
- info@deruna.com


For dependable air supply and safe braking performance, genuine Sinotruk howo parts are the cornerstone of fleet safety. The VG1034130019 Air Compressor is a precision-engineered component that delivers the compressed air essential for the truck’s air brake system, suspension controls, and pneumatic accessories. Built with a robust cast iron cylinder, a hardened steel crankshaft, and advanced piston ring technology, this compressor ensures consistent air pressure and volume under the most demanding conditions. The VG1034130019 is manufactured to exact OEM specifications, providing a seamless fit and reliable operation for SINOTRUK HOWO heavy-duty trucks, ensuring that every brake application is met with immediate and sufficient air pressure.
OEM reference VG1034130019 – direct-fit air compressor for SINOTRUK HOWO air brake systems.
Air Compressor (EN)
Воздушный компрессор (RU)
Compresor de aire (ES)
The air compressor is the heart of the vehicle’s pneumatic system, converting mechanical energy into compressed air that powers the brakes, suspension, and other critical functions. The VG1034130019 is engineered with a robust single-cylinder design that delivers high airflow at low engine speeds, ensuring rapid air reservoir charging and immediate brake response. Its advanced valve plate and reed valve system provide efficient air intake and exhaust, minimizing parasitic drag on the engine.
Constructed from high-strength cast iron with a precision-ground cylinder bore, this compressor offers excellent wear resistance and long-term reliability. The internal components are designed for continuous duty operation, capable of maintaining air pressure even in extreme operating conditions. The VG1034130019 is a durable, direct-fit replacement that restores full pneumatic system performance and ensures driver safety.
The VG1034130019 delivers superior airflow, ensuring rapid air reservoir charging and consistent brake system pressure for enhanced safety.
The robust cylinder and crankcase are built for heavy-duty use, resisting wear and thermal fatigue for a long service life.
Designed to operate effectively in extreme temperatures, the compressor maintains consistent output from -40°C to +120°C.
This compressor matches the original mounting points and drive coupling, enabling a straightforward bolt-on replacement without modifications.
The engineering of the VG1034130019 air compressor focuses on maximizing efficiency and reliability. The cylinder bore is honed to a precise finish, allowing the piston rings to maintain an optimal seal with minimal oil carryover. The crankshaft is dynamically balanced to reduce vibration and bearing stress, extending the life of both the compressor and its drive components. The integrated pressure relief valve prevents over-pressurization, protecting the system from damage. The compressor is also designed with an efficient cooling system that circulates coolant around the cylinder head, ensuring stable operating temperatures even during prolonged high-demand periods. This attention to detail ensures that the VG1034130019 delivers consistent, reliable air pressure, keeping the braking system responsive and safe.
Installation is straightforward: disconnect the air and coolant lines, remove the old compressor, clean the mounting surface, and install the new VG1034130019 with new gaskets and O-rings. Torque the mounting bolts to the manufacturer’s specifications and reconnect all lines. After installation, run the engine and check for proper air pressure build-up and any leaks. Always replace the air dryer and desiccant cartridge during a compressor replacement to ensure the entire pneumatic system operates efficiently. A genuine OEM compressor ensures that the air brake system meets all safety standards and performs reliably under all conditions.
| OEM Part Number | VG1034130019 |
| Product Name | Air Compressor (Single Cylinder) |
| Brand / Application | SINOTRUK HOWO (Air brake systems) |
| Cylinder Bore | 65 mm |
| Max Operating Pressure | 12 bar (174 psi) |
| Temperature Range | -40°C to +120°C |
| Weight | 12.5 kg (27.5 lbs) |
| Material | Cast iron cylinder, steel crankshaft, aluminum head |
| Drive Type | Belt-driven or gear-driven (OEM configuration) |
All dimensions and performance ratings are verified against SINOTRUK HOWO factory specifications. Manufactured under ISO 9001:2015 quality control.
Over time, the air compressor can suffer from worn piston rings, scored cylinders, or failed valves, leading to reduced air output, excessive oil consumption, or noisy operation. A failing compressor can cause the air dryer to overload and the braking system to become sluggish, compromising safety. Replacing it with the VG1034130019 restores full air system performance and reliability. It is recommended to inspect the compressor for oil leaks or abnormal noise during routine maintenance.
Fleet maintenance data shows that proactive replacement of air compressors at 500,000–600,000 km intervals significantly reduces the risk of braking system failures. The VG1034130019 offers superior durability and efficiency, making it a cost-effective investment for any SINOTRUK HOWO fleet. Regular inspection of air dryer and governor settings can also help identify compressor issues early, preventing downtime and expensive repairs.
Regularly check the air compressor for oil leaks, unusual noise, or excessive vibration. Monitor the air dryer’s desiccant condition and replace it as recommended. Ensure the compressor’s cooling lines are clear and unobstructed. Check the drive belt tension (if belt-driven) and adjust or replace it as needed. Always use the recommended type and grade of engine oil, as the compressor shares the engine’s lubrication system.
If the compressor shows signs of wear, such as slow air pressure build-up or excessive oil carryover, replace it with the VG1034130019 immediately. Never attempt to rebuild a worn compressor with non-genuine parts, as this can lead to catastrophic failure and compromise brake safety. A genuine OEM compressor ensures that the air brake system operates at peak efficiency, keeping your fleet safe and compliant.
Slow air pressure buildup
Excessive oil in air system
Unusual noise or vibration
If you observe any of these signs, inspect the air compressor and the entire pneumatic system. Replace the compressor with the VG1034130019 immediately if any damage or wear is found. Do not operate the vehicle with a failing compressor, as it can lead to brake failure and serious accidents. A genuine OEM compressor restores system integrity and ensures driver safety.
Summary: The VG1034130019 Air Compressor is a vital component for maintaining the air brake and pneumatic systems of SINOTRUK HOWO trucks. Its robust construction, precise fitment, and reliable performance make it the ideal replacement for worn or failing compressors. Choose OEM quality to ensure your vehicle stops safely and operates efficiently.