What is your policy for trial orders smaller than MOQ?

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

High Performance Long Life Leaf Spring for Semi Trailer Mechanical Suspension

Name: High Performance Long Life Leaf Spring for Semi Trailer Mechanical Suspension
Brand: Qingdao Everlasting Auto Parts Co., Ltd.
SKU: 2101789342

Shandong, ChinaQingdao Everlasting Auto Parts Co., Ltd.

US$20.00-100.00

30 Pieces

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Loading Weight

10-100t

Material

Steel

Model NO.

According to OEM number

Number of Axles

Tandem Axle Suspension

Type

Leaf Spring Suspension

Product Name

Suspension Leaf Spring

OEM

Yes.

Certification

ISO/Ts16949

Warranty

12 Months

Used for

Truck, Semi Trailer, Agriculture Trailer

Color

Customized

Delivery Port

Qingdao or Tianjin

Transport Package

Packed by Cartons, Pallets and Wood Case or Accord

Specification

Customized

Trademark

Everlasting or Customized

Origin

China

HS Code

7320102000

Production Capacity

50000PCS/Month

Key features

Customized Color Options: Color is customized to meet specific customer requirements.

OEM Design & Production: Rich experience in designing and producing based on samples or drawings.

High-Quality Materials: Made from 65Mn, 60Si2Mn, 55CrMnA, 50CrVA, or 51CrV4 steel.

Shot Peening Treatment: Surface treated with shot peening for enhanced durability.

Wide Compatibility: Suitable for HOWO, Sinotruk, Benz, Fuso, Volvo, Dongfeng, etc.

12 Months Warranty: Comprehensive 12-month warranty coverage for peace of mind.

ISO/Ts16949 Certified: Manufacturing process certified under ISO/Ts16949 standards.

Flexible MOQ Policy: Sample orders accepted if ready parts are in stock.

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?

We have rich experience and strong technical support to design and produce by your samples or drawings. Samples or drawings are warmly welcomed.

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

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

Q:What is the process for purchasing orders from you?

1. Send us your specific demand, such as OEM numbers, photos, trailer models, etc. 2. Confirm our quotation with photos and other details. 3. Negotiate about all details you need: packing, delivery terms, warranty, etc. 4. Sign the contract for the payment, we will make the production on time.

Q:What are your terms of payment?

T/T 30% as deposit, and 70% before delivery. T/T, Western Union, etc. Photos and videos of the products will be provided before your balance payment.

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

For common material size, MOQ requires 50pcs; For special material size, MOQ requires 3 ton or more.