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Single-cylinder Air Compressor – Complete Compressor Assembly for Sitrak C7H

The part is a vital component of the Sitrak C7H pneumatic system, providing a reliable source of compressed air for the braking system, suspension, and auxiliary equipment. This complete assembly includes the compressor and all necessary mounting hardware for a professional installation.

This comprehensive Single-cylinder Air Compressor kit features The part (with energy-saving system), Hexagon Flange Bolt Q186-M8X110-10.9-MAN183-B1, Hexagon Flange Bolt Q186-M8X40-10.9-MAN183-B1, Compressor Intermediate Gear Shaft Thrust Washer, Compressor Intermediate Gear Assembly, Compressor Intermediate Gear Shaft, Hexagon Flange Bolt Q186-M12X55-10.9-MAN183-B1, and Sealing Compound N703-A2 DK300ML LOCTITE5900. Every component of this Single-cylinder Air Compressor is engineered to OEM specifications for a perfect fit and reliable performance.

The part features an advanced energy-saving system that reduces parasitic load on the engine, improving fuel efficiency. Its robust single-cylinder design delivers a consistent air flow of 350 L/min at 10 bar, ensuring sufficient air supply for all pneumatic systems. The compressor is equipped with a water-cooled cylinder head for enhanced durability and includes a built-in unloader valve for smooth operation.

For complete technical specifications and ordering details, please refer to the official Sinotruk Catalog, which provides comprehensive information on all available variants and compatible truck models for the Single-cylinder Air Compressor.

Whether you are replacing a worn compressor or upgrading to a more efficient model, this Single-cylinder Air Compressor kit delivers factory-quality components and a straightforward installation. This Single-cylinder Air Compressor is the definitive choice for operators who demand reliable air supply and long-term durability.

Single-cylinder Air Compressor

Component Details of Single-cylinder Air Compressor

Single-cylinder Air Compressor (with energy-saving system)

This is the main component of the Single-cylinder Air Compressor kit, a water-cooled single-cylinder compressor with an integrated energy-saving system. It delivers a consistent air flow of 350 L/min at 10 bar, ensuring sufficient air supply for all pneumatic systems. The compressor features a built-in unloader valve, a thermostatically controlled cooling system, and a durable cast iron cylinder with a hardened bore. Its energy-saving system reduces parasitic load on the engine, improving fuel efficiency by up to 2%. The compressor is designed for long service life with replaceable valves and bearings.

The Single-cylinder Air Compressor includes a built-in oil separator to ensure clean, dry air delivery, and its compact design allows easy installation within the engine bay. The compressor is manufactured from high-grade materials to withstand the demands of heavy-duty truck applications.

Hexagon Flange Bolt Q186-M8X110-10.9-MAN183-B1

These long M8 bolts secure the compressor mounting bracket to the engine block. Grade 10.9 with a zinc-nickel coating, they provide high clamping force and corrosion resistance. The MAN183-B1 specification ensures compatibility with the C7H engine.

Hexagon Flange Bolt Q186-M8X40-10.9-MAN183-B1

These M8 bolts secure the intermediate gear bracket. Grade 10.9 with a zinc-nickel coating, they provide reliable fastening and corrosion resistance in the Single-cylinder Air Compressor assembly.

Compressor Intermediate Gear Shaft Thrust Washer

This hardened steel thrust washer controls the axial play of the intermediate gear shaft. In the Single-cylinder Air Compressor, it ensures precise gear alignment and reduces wear on the shaft and housing.

Compressor Intermediate Gear Assembly

This gear assembly transmits drive from the engine camshaft to the compressor. In the Single-cylinder Air Compressor, it features precision-cut hardened teeth and a torsional damper to reduce noise and vibration. The assembly includes a needle bearing for smooth operation.

Compressor Intermediate Gear Shaft

This precision-ground shaft supports the intermediate gear. Made from case-hardened steel with a ground bearing surface, it provides a durable pivot point for the gear assembly in the Single-cylinder Air Compressor.

Hexagon Flange Bolt Q186-M12X55-10.9-MAN183-B1

These M12 bolts secure the compressor to the engine block. Grade 10.9 with a zinc-nickel coating, they provide high clamping force and corrosion resistance in the Single-cylinder Air Compressor mounting system.

Sealing Compound N703-A2 DK300ML LOCTITE5900

This high-performance sealing compound is applied to the compressor mounting surfaces to prevent oil and air leaks. It is resistant to oil, coolant, and temperature extremes, ensuring long-term sealing reliability in the Single-cylinder Air Compressor assembly.

Product Parameters of Single-cylinder Air Compressor

No. Part No. Name
1202V54100-7131Single-cylinder Air Compressor (with energy-saving system)
2MQ6-03216-8318Hexagon Flange Bolt Q186-M8X110-10.9-MAN183-B1
3MQ6-03216-8308Hexagon Flange Bolt Q186-M8X40-10.9-MAN183-B1
4200V90720-0208Compressor Intermediate Gear Shaft Thrust Washer
5200-54210-6042Compressor Intermediate Gear Assembly
6200V54210-0172Compressor Intermediate Gear Shaft
7MQ6-03216-8511Hexagon Flange Bolt Q186-M12X55-10.9-MAN183-B1
8MQ4-10394-9272Sealing Compound N703-A2 DK300ML LOCTITE5900

Why Choose Our Single-cylinder Air Compressor?

Energy-Saving Design for Reduced Fuel Consumption

The Single-cylinder Air Compressor features an advanced energy-saving system that reduces parasitic load on the engine, improving fuel efficiency by up to 2%. This translates to significant cost savings over the life of the vehicle, making it an ideal choice for fleet operators.

Complete Kit with All Mounting Hardware

This Single-cylinder Air Compressor kit includes every component required for a full installation – the compressor, all bolts, thrust washers, gear assembly, gear shaft, and sealing compound. The pre-sized hardware and precision-machined components simplify installation, saving time and ensuring compatibility.

Reliable Air Supply for Braking and Suspension Systems

The Single-cylinder Air Compressor delivers a consistent air flow of 350 L/min at 10 bar, ensuring reliable operation of the braking system, suspension, and auxiliary equipment. Its water-cooled design and durable construction provide long-term reliability in demanding applications.

OEM Quality and Precision Fitment

The Single-cylinder Air Compressor is manufactured to the exact OEM specifications, guaranteeing a perfect fit on the Sitrak C7H. The precision-machined mounting surfaces and correct gear alignment ensure reliable operation and long service life.

Online Catalog of SINOTRUK Parts

Learn More

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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