The part is a comprehensive pneumatic system assembly that manages compressed air storage, distribution, and pressure control for the HOWO A7 8X4 heavy truck. This module ensures reliable air supply for braking, suspension, and auxiliary functions, contributing to overall vehicle safety and performance. The part integrates a durable air reservoir, mounting brackets, valves, fittings, and tubing, all engineered to withstand the harsh operating conditions of commercial transport.
At howo Parts, we supply the genuine Auxiliary gas module that meets the strictest OEM standards. Our Auxiliary gas module includes the Aircyclinder assemblyΦ275/20L1, Aircyclinder bracket53, Hex bolt55, Flat washer, Spring washer, Wateroutletvalve, Fasten belt assembly 11, Interior Hexagonalcyclinder bolt 17, Strain pin15, Pressure relief valve 0.6MPa non-return 38, Strain pin13, Right angle jointNG8/NW641, Right angle jointNG12/NW943, T-shape jointNW9/NG12/TEST45, Divisionwall straight joint2-M22×1.540, ElasticcomponentNG820, Clamp springNG822, Nut base NG824, ElasticcomponentNG1226, Clamp springNG1228, Nut base, Hexagonal thin nutM22X1.532, Support washerM22X1.534, ORings20.3X2.436, Polyamide tube（Φ8*1）47, and Polyamide tube（Φ12*1.5）48. Every component of The part is manufactured to precise tolerances, ensuring leak‑free connections and dependable operation.
Proper air management is critical for vehicle safety and component longevity, and The part plays a central role in maintaining system integrity. Regular inspection and timely replacement of Auxiliary gas module components will prevent air leaks, pressure loss, and corrosion. Trust our Auxiliary gas module to keep your HOWO A7 8X4 operating safely and efficiently for millions of kilometres.
The Aircyclinder assemblyΦ275/20L1 is the main air reservoir of The part, providing 20 litres of compressed air storage at 275 mm diameter. This robust vessel is constructed from high‑strength steel and coated for corrosion resistance, ensuring reliable pressure containment.
The Aircyclinder bracket53 is a rugged mounting bracket that securely attaches the air reservoir to the chassis. It is precision‑formed to match the cylinder contour and ensures stable positioning of The part.
Hex bolt55 is a high‑strength fastener used throughout The part for secure assembly. Its hexagonal head allows for precise torque application with standard tools, ensuring reliable clamping force.
Flat washer distributes the load under bolt heads and nuts in The part, preventing surface damage and ensuring even clamping pressure across joints.
Spring washer is a split‑ring locking device that prevents fasteners from loosening under vibration within The part. It maintains joint integrity and ensures long‑term reliability.
The Wateroutletvalve is a manual drain valve that allows accumulated moisture to be expelled from the air reservoir. Regular draining is essential for preventing corrosion and maintaining air quality in The part.
The Fasten belt assembly 11 comprises straps and buckles that secure the air reservoir to the bracket. This robust fastening system ensures The part remains firmly in place even under severe vibration.
Interior Hexagonalcyclinder bolt 17 is a socket‑head cap screw used in confined spaces of The part. Its internal hex drive allows for compact fastening without protruding heads.
Strain pin15 is a hardened pin that provides a pivot point for the fastening belts. It ensures secure tensioning and easy adjustment of The part’s mounting system.
This pressure relief valve is set to 0.6 MPa and includes a non‑return feature. It protects The part from over‑pressurisation while preventing backflow, ensuring system safety.
Strain pin13 is a secondary locating pin used in The part’s fastening system. It provides additional security and alignment for the mounting hardware.
This Right angle jointNG8/NW641 is a 90‑degree pneumatic fitting that connects 8 mm tubing to a G1/8 port. It facilitates compact routing of air lines within The part.
Right angle jointNG12/NW943 is a larger 90‑degree fitting for 12 mm tubing. It provides a secure, leak‑free connection for high‑flow lines in The part.
This T‑shaped fitting allows branching of air lines with a test port. It is used in The part for distributing air to multiple circuits while providing diagnostic access.
This straight joint passes through a bulkhead with two M22×1.5 threads. It enables clean, sealed passage of air lines through walls within The part.
ElasticcomponentNG820 is a vibration‑damping rubber element that isolates the air reservoir from chassis vibrations. It extends the life of The part by reducing fatigue on connections.
Clamp springNG822 is a spring‑loaded retaining ring that holds the elastic component in place. It ensures consistent damping performance within The part.
Nut base NG824 is a threaded base that provides a secure mounting point for the elastic component. It is an integral part of The part’s suspension system.
ElasticcomponentNG1226 is a larger rubber isolator used for heavier loads. It works in conjunction with other components to minimise shock transmission in The part.
Clamp springNG1228 is a heavy‑duty retaining ring that secures the larger elastic component. It ensures reliable operation of The part under high stress.
This Nut base is a general‑purpose threaded support used in The part. It provides a stable foundation for various mounting applications.
Hexagonal thin nutM22X1.532 is a low‑profile nut used in confined spaces of The part. It provides a secure fastening while minimising overall height.
Support washerM22X1.534 is a precision‑formed washer that provides additional load distribution for M22 fasteners in The part. It prevents galling and ensures even clamping.
ORings20.3X2.436 are elastomeric seals that prevent air leakage at threaded connections. They are essential for maintaining pressure integrity in The part.
This Polyamide tube (8 mm OD, 1 mm wall) is a lightweight, flexible air line used in The part. It resists abrasion and chemicals, ensuring long service life.
Polyamide tube (12 mm OD, 1.5 mm wall) is a larger diameter air line for high‑flow circuits in The part. It is supplied in convenient lengths for easy installation.
| Part NO. | Description |
|---|---|
| WG9000360716 | Aircyclinder assemblyΦ275/20L1 |
| WG9719360020 | Aircyclinder bracket53 |
| Q150B1030 | Hex bolt55 |
| Q40110 | Flat washer |
| Q40310 | Spring washer |
| WG9000361402 | Wateroutletvalve |
| WG9719360024 | Fasten belt assembly 11 |
| Q218B0880 | Interior Hexagonalcyclinder bolt 17 |
| WG700550013 | Strain pin15 |
| WG9000360519 | Pressure relief valve 0.6MPa non-return 38 |
| WG09190017 | Strain pin13 |
| WG9000361201 | Right angle jointNG8/NW641 |
| WG9000361204 | Right angle jointNG12/NW943 |
| WG9000361406 | T-shape jointNW9/NG12/TEST45 |
| 19000359385 | Divisionwall straight joint2-M22×1.540 |
| WG9000361004 | ElasticcomponentNG820 |
| WG9000361005 | Clamp springNG822 |
| WG9000361006 | Nut base NG824 |
| WG9000361007 | ElasticcomponentNG1226 |
| WG9000361008 | Clamp springNG1228 |
| WG9000361009 | Nut base |
| WG9000361015 | Hexagonal thin nutM22X1.532 |
| WG9000361016 | Support washerM22X1.534 |
| WG9000361017 | ORings20.3X2.436 |
| 190003179781 | Polyamide tube（Φ8*1）47 |
| 190003179785 | Polyamide tube（Φ12*1.5）48 |
Our Auxiliary gas module provides ample compressed air storage with the 20‑litre reservoir, ensuring sufficient capacity for all pneumatic systems. The precision valves and fittings of The part guarantee leak‑free operation and consistent air supply.
Every component of our Auxiliary gas module, from the reservoir to the smallest O‑ring, is manufactured to exacting tolerances. The use of corrosion‑resistant materials and robust construction ensures that The part withstands the harshest operating conditions.
Our Auxiliary gas module is supplied as a comprehensive kit with all brackets, fasteners, fittings, and tubing. This simplifies ordering and ensures you have everything needed for a straightforward installation. The part is designed for quick and secure mounting.
We maintain a comprehensive inventory of Auxiliary gas module assemblies and individual service parts to ensure fast delivery worldwide. Our technical experts provide installation guidance and troubleshooting support, helping you maintain your Auxiliary gas module with confidence.
The part is essential for the reliable operation of braking, suspension, and auxiliary systems on the HOWO A7 8X4. A well‑maintained Auxiliary gas module ensures that air pressure remains consistent, preventing brake fade and suspension sag. Worn or damaged components can lead to air leaks, reduced braking efficiency, and increased fuel consumption. Regular inspection and timely replacement of Auxiliary gas module parts are vital for safety and performance.
The Aircyclinder assembly and all steel components of The part are treated with corrosion‑resistant coatings to withstand moisture and road salts. The Wateroutletvalve allows for easy drainage of condensate, preventing internal rust and extending the service life of The part. Regular draining is recommended to maintain air quality.
When installing The part, always use new O‑rings and sealing washers. Torque all fasteners to the specified values to ensure leak‑free connections. Ensure that the Polyamide tubes are cut squarely and inserted fully into the fittings. Proper assembly of The part is critical for reliable operation.
We recommend inspecting The part every 50,000 km. Check for air leaks, damaged hoses, and corroded fittings. Test the pressure relief valve for proper function. Replace any worn or cracked components immediately to maintain system integrity. Early replacement of Auxiliary gas module parts prevents more costly repairs.
Our Auxiliary gas module is specifically engineered for the HOWO A7 8X4 chassis, matching the original equipment in fit and performance. The part is compatible with all variants of the vehicle, ensuring a direct replacement without modifications. The mounting points and port configurations are identical to the factory specifications.
Each Auxiliary gas module component undergoes 100% inspection, including pressure testing, dimensional verification, and material certification. We offer a comprehensive warranty against defects, giving you full confidence in your Auxiliary gas module purchase.
We maintain a large stock of Auxiliary gas module assemblies and individual parts to support fleet maintenance and urgent repairs. Bulk orders are available with competitive pricing and fast shipping. Contact our sales team for custom requirements for your Auxiliary gas module.
Investing in a genuine Auxiliary gas module reduces total ownership costs by preventing air system failures, extending compressor life, and improving fuel efficiency. The robust construction of The part ensures lower lifetime cost compared to inferior aftermarket alternatives.
Aftermarket air modules often use inferior materials and imprecise fittings, leading to leaks and premature failure. Our Auxiliary gas module is built to the same rigorous standards as the original equipment, ensuring consistent performance and safety. Trust The part from howo Parts for your HOWO A7 8X4.
The part provides a stable and reliable air supply for critical vehicle functions. Its robust construction minimises maintenance requirements and ensures that brakes, suspension, and ancillary systems operate at peak efficiency. Regular maintenance of The part ensures safe and dependable vehicle operation.
Designed for diverse operating environments, The part delivers consistent performance in extreme temperatures, high humidity, and dusty conditions. Its corrosion‑resistant materials and sealed fittings protect against contamination, ensuring reliable air quality and system protection.
The part incorporates multiple safety features, including a pressure relief valve that prevents over‑pressurisation and a non‑return valve that maintains system pressure even if the supply fails. These features ensure that critical pneumatic functions remain operational in emergency situations.
Our Auxiliary gas module uses advanced sealing technology with O‑rings and precision‑machined fittings to ensure absolute leak‑tightness. The Polyamide tubes offer excellent flexibility and resistance to ageing, providing a durable and maintenance‑free air delivery system.
Our online catalog provides comprehensive access to genuine SINOTRUK parts for all major vehicle lines — including HOWO, Sitrak, Steyr, and Yellow River series trucks. You can browse detailed specifications, original part numbers, and exploded-view diagrams for every assembly. Whether you are performing routine maintenance or planning a major overhaul, the catalog helps you quickly identify the correct components for your vehicle. When you become a SINOTRUK customer, we offer complimentary full‑access catalog services, ensuring you always have the latest product data and interchangeability information at your fingertips to support efficient fleet management and accurate parts ordering.
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