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24*75 American Truck Trailer Leaf Spring Manufacturer | Auto Parts | TRA 2740
Xiaocheng leaf springs Specification:
1.Leaf spring raw material source: Our spring flat bar is from the top 1 steel material supplier in China.
2. The optimized and precisely controlled heat treatment process is designed to enhance the strength, toughness, and fatigue life of leaf springs.
3.Color: Red, shinning black, dark black, grey, blue leaf spring.
4.Materials: 60Si2Mn, 55CrMn, 50CrVA, SUP6, SUP7,SUP9,SUP9A,SUP10,SUP11 and SUP11A are available.
5.Suitable for Truck, trailer and bus leaf springs: SCANIA,MAN,VOLVO,TOYOTA,BPW,RANDON,UAZ,MERCEDES-BENZ,DAF,IVECO,HOWO,CIMC
6.Our products are popular in the worldwide market, including North American, South American, European, African, Asia, etc.
| Delivery time | 7-15 Working days | Payment | T/T, L/C |
| Certificate | CE,ISO | HS Code | 7320102000 |
| Origin | Shandong, China | Transport Package | Pallet |
| Material | 65Mn, 60Si2Mn, SUP9, 50CrVA, 51CrV4 | Type |
Truck Leaf Spring |








Shandong Xiaocheng Auto Parts Co., Ltd. is a modern private enterprise specializing in the design, development, and manufacture of automotive leaf springs.
With more than 15 years of industry experience, the company continuously focuses on technological innovation and high-quality production. It currently operates two advanced leaf spring production lines with an annual output exceeding 30,000 tons.
As a domestic OEM supporting manufacturer, we maintain long-term cooperative relations with FAW Jiefang and Sinotruk, supplying a wide range of leaf springs for heavy-duty trucks and trailers.
Our raw material suppliers include leading Chinese steel enterprises such as Jiangyin Xingcheng, Qingdao Special Steel, and Fangda Special Steel, ensuring the superior quality and stability of our raw materials.
All production procedures strictly follow OEM standards.
We adopt rapid-quenching oil heat treatment to ensure an excellent metallographic structure, and apply stress shot peening to guarantee optimal residual stress performance.
Each product undergoes electrophoretic painting, achieving a salt-spray resistance of over 400 hours. Our products have successfully passed various bench and road durability tests, and can be customized according to drawings and technical requirements.
Under the leadership of our founder Mr. Zhou, who has more than 20 years of professional experience in leaf spring design and manufacturing, Xiaocheng has independently developed its own brand, "Filial Piety" Leaf Spring.
Adhering to the business philosophy of "Goodness and filial piety first, integrity wins the world," we take "filial piety" as our guiding virtue and "sincerity" as our way of doing business.
We warmly welcome friends from all sectors to visit our factory and provide valuable guidance.
Main Products:
Leaf springs for single-point trailers, RVs, tractor-trailers, light trailers, FAW Jiefang J5/J6/J7 dump trucks and tractors, Sinotruk Haowo T7H/T5H/Shande heavy trucks, Auman, Dongfeng, Shaanxi Auto Series, and various trailer models.

Q1: What material of the leaf spring can you supply?
A: We can supply different materials of leaf spring, including 60Si2Mn, SUP9,50CrV, 51CrV4, or any material as you require. Before placing the order, please make sure the material to us or we can advise the material to you according to your specification.
Q2: How about the quality of your product?
A: Our products are certified to ISO9001, TS16949 international quality standards. We have very strict Quality Control Systems.
Q3: What's your best price for your product?
A: We will quote you best price according to your requirements, so when you making an inquiry, please let us know the quantity and material of the product you need. The more quantity, the better price.
Q4:Can we print our own logo or label on the springs?
A: Yes, you can. We support logo print&label print&stamping, normally the print is free.
Q5: What about the package of the product?
A:The goods will be packed according to your requirements and in well protection before delivery.
High quality has always been our core principle, so you can rest assured about the quality of our products. We are committed to providing every customer with reliable, durable, and top-standard products, laying the foundation for a long-term and stable partnership with you.
If you have any questions about leaf springs or are interested in a specific type of leaf spring, please feel free to contact me.
Best regards,
Tracy