Can we place a trial order smaller than the MOQ?

Sample tests and sample orders are accepted if we have ready parts in stock.

What materials are used for the leaf springs?

We use high-strength materials including 65Mn, 60Si2Mn, 55CrMnA (SUP9), 50CrVA, and 51CrV4.

What is the delivery time for orders?

Standard delivery time is 30 days after signing the contract and receiving the deposit.

High Performance Parabolic Leaf Spring with High Strength Flat Steel

Name: High Performance Parabolic Leaf Spring with High Strength Flat Steel
Brand: Qingdao Everlasting Auto Parts Co., Ltd.
SKU: 2100906862

Shandong, ChinaQingdao Everlasting Auto Parts Co., Ltd.

US$100.00

30-2,999 Pieces

US$20.00

3,000+ Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Loading Weight

5000lbs

Material

Steel

Model NO.

According to OEM number

Number of Axles

Tandem Axle Suspension

Type

Leaf Spring Suspension

MOQ

Depend on Products(50 PCS)

Surface Treatment

Spray Painting

Certificate

ISO 9001 Provide

Delivery Port

Qingdao/Tianjin/etc

Application

Use for Truck, Semi Trailer, Agriculture Trailer

Transport Package

Cartons, Plastic Trays, etc.

Specification

According to OEM number

Trademark

everlasting or customized

Origin

China

HS Code

7320102000

Production Capacity

3000 Tons/Year

Key features

High Strength Material: Made from 65Mn, 60Si2Mn, 55CrMnA, 50CrVA, or 51CrV4 steel for durability.

Custom Logo Service: Logo can be customized or made everlasting upon request.

Professional OEM/ODM: Rich experience in designing and producing based on customer samples or drawings.

Quality Assurance: ISO 9001 certified with strict quality inspection from raw material to finished product.

Wide Application: Suitable for truck, semi-trailer, and agriculture trailer suspension systems.

Flexible MOQ: MOQ is 50 pcs for common sizes; sample orders accepted if parts are in stock.

Fast Delivery: Standard delivery time is 30 days after contract signing and payment.

Surface Treatment: Shot peening followed by spray painting for enhanced corrosion resistance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExhibition Experience

Qingdao Everlasting Auto Parts Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2018-04-08Average Response Time: ≤4.68h

AI-Powered supplier vetting

SummaryThe supplier demonstrates leaf spring manufacturing and broad customization capability, including OEM for well-known brands and ODM services. It reports export experience of seven years and an export sales share of 71%–90%, with stated peak- and off-season lead times of one month. However, it has no in-stock service, overseas warehouse, overseas showroom, overseas agents or branches, and serves zero overseas countries according to the provided data. R&D resources are limited to one engineer, CAD software, no patents, and no new products in the past year, although design documentation is available for audit. Certification, after-sales service, and supplier type are not sufficiently documented. Financial records are referenced for 2022–2024, but financial figures cannot be assessed here.

Supplier typeThe supplier manufactures leaf springs and describes production equipment specifically for leaf spring processing. Its export activity has continued for seven years, with exports representing 71%–90% of total sales, indicating a manufacturing-oriented supplier with substantial international business exposure.

After-Sales capabilityThe supplier explicitly has no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents, or branches, and reports services in zero overseas countries. It has participated in an offline trade show and lists one-month lead times, but these facts do not establish after-sales service capability.

R&D capabilityThe supplier offers ODM and multiple customization types, and it maintains design input, output, review, verification, and validation documentation. Nevertheless, it had no new products in the past year, has one R&D engineer, no patents, no SDK, and only CAD is identified as an R&D software tool, indicating limited demonstrated innovation depth.

Production capacityThe supplier identifies leaf spring production equipment, including automatic spring-eye rolling, variable-cross-section rolling, heat treatment, stress shot blasting, and electrophoresis lines. It reports one-month lead times in both peak and off-season periods, but annual output quantities are not stated and no valid manufacturing-capacity contract is confirmed.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM services. Its stated ability to manufacture leaf springs for Benz, Volvo, Scania, MAN, Hyundai, and Daewoo further supports experience with specified product requirements.

Client casesThe supplier reports participation in the Riyadh Auto Parts Exhibition and OEM service for well-known brands. It also states that it manufactures leaf springs for Benz, Volvo, Scania, MAN, Hyundai, and Daewoo, but the slices do not provide customer names, order records, project details, or independently verified case evidence.

Product Q&A

Q:Can you design and produce products based on our requirements?

Yes, we have rich experience and strong technical support to design and produce products based on your samples or drawings.

Q:How do you guarantee the quality of the leaf springs?

We take quality inspection records from raw material to finished product, and the former department bears 100% responsibility for the next process.

Q:What is the process for purchasing orders?

1. Send specific demands (OEM numbers, photos, models). 2. Confirm quotation with details. 3. Negotiate details (packing, delivery, warranty). 4. Sign contract and make payment for production.

Q:What are your terms of payment?

T/T 30% as deposit and 70% before delivery. We also accept Western Union. Photos and videos are provided before balance payment.

Q:What is the Minimum Order Quantity (MOQ)?

For common material sizes, MOQ is 50 pcs. For special material sizes, MOQ is 3 tons or more.