Jinguan Leaf Spring Co., Ltd. is one of the most professional and experienced leaf spring and semi-trailer parts manufacturers in China. We mainly produce leaf springs and also supply axles, suspensions, brake drums, wheels, etc. Our goal is to produce the best leaf springs and semi-trailer parts in Hebei Province.We look forward to any inquiries or business negotiations.  

Quality Leaf Spring for Truck Parts – Heavy-Duty Suspension for Superior Load Support  

Maximize your truck’s performance with our quality leaf spring for truck parts, engineered to deliver durable load-bearing capacity, smooth ride comfort, and long-lasting reliability. Designed for heavy-duty trucks, trailers, and commercial vehicles, these premium leaf springs ensure optimal weight distribution, reduced vibration, and enhanced stability under demanding conditions.  

Key Features & Benefits  
✔ High-Strength Materials – Manufactured from SAE 5160/SUP9 alloy steel for superior tensile strength and fatigue resistance  
✔ Precision Engineering – Multi-leaf parabolic design reduces weight while maintaining load capacity (1-25 tons)  
✔ Extended Lifespan – Shot-peened surfaces and anti-corrosion coatings prevent cracks and rust  
✔ Smooth Ride Quality – Gradual spring rate minimizes bumps and vibrations  
✔ Perfect Fitment – OEM-compatible designs for Freightliner, Volvo, Scania, and other major brands  

Applications  
- Heavy-Duty Trucks & Trailers  
- Construction & Mining Vehicles  
- Agricultural & Utility Transport  
- Military & Off-Road Applications  

Why Choose Our Quality Leaf Spring for Truck Parts?  
✓ Rigorously Tested – Meets ISO 9001, JIS, and DIN standards  
✓ Custom Options – Available in single/multi-leaf configurations with various eye types  
✓ Global Durability – Performs in extreme temperatures (-40°C to +120°C)  

Trusted by fleet operators worldwide – the backbone of dependable truck suspension systems!  

ABOUT JINGUAN

Hebei Jinguan Plate Spring Co., Ltd. is located in the bustling area of North China auto parts market [Migezhuang, Hejian City, Hebei Province], the company since the establishment of the factory in 1995 to the present, always regard product quality as life, make friends with the world in good faith, product quality is reliable, reasonable price, by the majority of customers and friends love.
The company's current production of automotive plate springs, covering heavy, medium, light, micro and other types of vehicles, wide product coverage, variety, and can be customized according to customer requirements.
The company will always adhere to the "customer-centric, market-oriented" business philosophy, adhere to the "high quality, low price, new products, warm heart" business purpose, to better serve our customers and consumers.

Science and technology is the foundation of enterprise development, the company annually invested 18% of the funds for scientific research and new product development, strong scientific and technological team, advanced CAD aided design, perfect technical institutions to meet user needs, to ensure that Jinguan spring in the industry leading position. The company in line with the normalization, scale, science and technology in the new century, for our customers and friends to dedicate more better and higher quality products.
The company is a member of China Association of Automobile Manufacturers and a member of China Auto Parts Co-Marketing Group. Our product range is complete, selling well all over the country, exporting to Africa/Middle East/Southeast Asia/Central Asia and other countries, and maintain good business cooperation with well-known domestic enterprises. Look forward to more new friends to the factory guidance and cooperation.

HONORS & CERTIFICATES