Can we place a trial order smaller than the MOQ?

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

What materials are used for the leaf springs?

Materials include 65Mn, 60Si2Mn, 55CrMnA (SUP9), 50CrVA, 51CrV4, and 52CrMoV4.

What is the lead time for production?

The lead time is about 25-35 days. Peak season lead time is 6-12 months, and off-season is 1-3 months.

Heavy-Duty Trailer Leaf Springs Superior Load Capacity Shock Absorption Suspension Auto Parts Leaf Spring Set

Name: Heavy-Duty Trailer Leaf Springs Superior Load Capacity Shock Absorption Suspension Auto Parts Leaf Spring Set
Brand: Qingdao Everlasting Auto Parts Co., Ltd.
SKU: 2104081482

Shandong, ChinaQingdao Everlasting Auto Parts Co., Ltd.

US$5.50-100.00

30 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Loading Weight

5000lbs

Material

Steel

Model NO.

WG9725520072

Number of Axles

Tandem Axle Suspension

Type

Leaf Spring Suspension

MOQ

Depend on Products(50 PCS)

Surface Treatment

Shot Peening and Spray Painting

Certificate

ISO 9001 Provide

Delivery Port

Qingdao/Tianjin/etc

Application

Use for Truck, Semi Trailer, Agriculture Trailer

Color

Black, Green, Red, Gray or Customized

Assembly Length

Standard or Customized

Eye Type

Standard, Based on OEM or Drawing

Number of Leaves

Standard or Customized

Eye Bush Type

Bimetal, Copper, Composite Bushings

Raw Material

60si2mn.55crmna.50crva.51CRV4, 52crmov4

Thickness

Standard or Customized

Load Capacity

Standard

Width

Standard or Customized

Camber/Arch

Standard or Customized

Transport Package

Cartons, Plastic Trays, etc.

Specification

90*25

Trademark

Everlasting or customized

Origin

China

HS Code

7320102000

Production Capacity

3000 Tons/Year

Key features

Superior Load Capacity: Heavy-duty design with 5000lbs loading weight for trucks and semi-trailers.

Advanced Shock Absorption: Ensures structural stability and avoids vehicle braking deviation during operation.

Customizable Specifications: Offers customized color, assembly length, eye type, number of leaves, and dimensions.

Durable Material Options: Manufactured from high-quality steel including 65Mn, 60Si2Mn, and 55CrMnA.

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

Strict Quality Control: 100% quality inspection records from raw material to finished product.

Cost-Effective Solution: Simple structure design providing reliable operation at low cost.

Wide Application Range: Suitable for trucks, semi-trailers, and agricultural trailers.

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: ≤8.29h

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 by your samples or drawings.

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

We take quality inspect 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 demand (OEM numbers, photos, models). 2. Confirm quotation with details. 3. Negotiate details (packing, delivery, warranty). 4. Sign contract for payment and production.

Q:What are your terms of payment?

T/T 30% as deposit, and 70% before delivery. We provide photos and videos before balance payment. Methods include T/T and Western Union.

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

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