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Premium Sinotruk & HOWO
Engine & Spare Parts

Trusted manufacturer and supplier of high-performance SINOTRUK, HOWO, and SITRAK C7H spare parts including engine assemblies, gearboxes, chassis components, and cabin systems. Built for durability, engineered for excellence.

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About Sinotruk Engine Parts

We are a professional supplier and manufacturer specializing in high-quality SINOTRUK, HOWO, and SITRAK spare parts. With years of experience in the heavy-duty truck industry, we deliver reliable engine components, transmission systems, chassis parts, and cabin accessories that meet strict OEM standards.

Our product range includes critical components for WD615, WP10, WP12, and 371 series engines, as well as transmission assemblies like HW19710 and HW76. Every part is designed for maximum durability under extreme conditions, ensuring long service life and optimal performance.

Factory

Hardik

"Professional company, perfect production, kindly service!"

Transmission Parts Engine Assembly Gearbox Components Chassis Sensor

Our Premium Products

Explore our extensive catalog of SINOTRUK, HOWO, and SITRAK spare parts — all built to OEM specifications with superior materials and precision engineering.

Sinotruk Engine WD615 Assembly

Sinotruk Engine WD615, WP10, WP12 Assembly

Complete engine assembly for HOWO trucks. Compatible with WD615.36, WD615.47, D12.42 models. High-efficiency diesel performance with OEM durability.

  • • Model: WD615 / WP10 / WP12 Series
  • • Type: Diesel Engine Assembly
  • • Application: HOWO, SINOTRUK Trucks
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HOWO Transmission HW19710

HOWO Transmission HW19710 Gearbox Assembly

Heavy-duty transmission system for long-haul and off-road applications. Features synchronized gears and robust housing for maximum torque handling.

  • • Model: HW19710 / HW19710T
  • • Includes: Power Take-Off (PTO)
  • • Application: HW70, HW76, HW79 Models
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PTO Assembly

HOWO PTO Assembly WG9700290010

Power Take-Off unit for hydraulic systems and auxiliary equipment. Precision-engineered for seamless integration with HW50 and A7 420 transmissions.

  • • Part No: WG9700290010
  • • Type: PTO Assembly
  • • Compatible: HW50, A7 420
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Oil Level Sensor

Oil Level Sensor WG9925550702

High-accuracy oil level monitoring sensor for SINOTRUK chassis systems. Ensures engine protection and real-time diagnostics.

  • • Part No: WG9925550702
  • • Type: Oil Level Sensor
  • • Application: Chassis Monitoring
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Radiator

HOWO 371 Radiator WG9725530150

High-efficiency cooling radiator for 371 engine series. Designed for extreme operating temperatures and prolonged durability.

  • • Part No: WG9725530150
  • • Type: Radiator Assembly
  • • Compatible: HOWO 371 Engine
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Engine Oil Pump

WD615 Engine Oil Pump AZ1500070021A

Precision oil pump for WD615 engines. Ensures consistent lubrication and reduced wear under high-load conditions.

  • • Part No: AZ1500070021A
  • • Type: Oil Pump Assembly
  • • Compatible: WD615 Series
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Clutch Assembly

Clutch Pressure Plate WG9925160611

430mm clutch pressure plate assembly for SITRAK and HOWO A7 trucks. High-torque transmission with extended clutch life.

  • • Part No: WG9925160611
  • • Size: 430mm
  • • Application: SITRAK, HOWO A7
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Air Dryer

Air Dryer Assembly WG9000360521

Critical component in brake air systems. Removes moisture to prevent corrosion and ensure reliable braking performance.

  • • Part No: WG9000360521
  • • Type: Air Dryer
  • • System: Brake Air Management
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Why Choose Sinotruk Engine Parts?

OEM Quality

All parts manufactured to original equipment specifications for perfect fit and long-term reliability.

Fast Delivery

Global shipping with optimized logistics to ensure your parts arrive when you need them.

Extensive Catalog

Over 500+ SKUs covering engines, transmissions, chassis, cabins, and electrical systems.

Trusted Support

Dedicated team ready to assist with technical specs, part numbers, and order tracking.

500+
Parts Available
10+
Years Experience
60+
Global Clients
99%
Customer Satisfaction

Strict Quality Control

Every SINOTRUK engine part undergoes rigorous testing and inspection to ensure compliance with international standards. From raw material selection to final packaging, our quality assurance team monitors every stage of production.

We utilize advanced diagnostic tools and performance testing rigs to validate durability, efficiency, and safety. Our commitment to excellence has earned trust from fleet operators and repair centers worldwide.

  • ✅ ISO-Compliant Manufacturing
  • ✅ 100% Functional Testing
  • ✅ Material Certification
  • ✅ Packaging & Corrosion Protection
Quality Control Process

Frequently Asked Questions

What engines are compatible with your parts?

Our parts are designed for SINOTRUK, HOWO, and SITRAK C7H trucks, including WD615, WP10, WP12, and 371 series engines.

Do you offer bulk pricing?

Yes, we provide competitive wholesale rates for large orders. Contact us for a custom quote.

How can I verify part compatibility?

Provide your truck model and VIN, and our team will confirm the correct part number for your application.

What is your delivery time?

Standard delivery takes 7–14 business days depending on destination. Express shipping is available upon request.

Get in Touch

Need a quote or technical support? Visit our official website to connect with our sales team.

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