What is the warranty period?

We provide a 1-year warranty for all our leaf springs.

What certifications does the product have?

The product is certified under ISO9001:2000.

What are the available configurations?

We offer both single-eye and double-eye configurations for different trailer types.

Customized Heavy-Duty Single and Double-Eye Trailer Leaf Springs

Name: Customized Heavy-Duty Single and Double-Eye Trailer Leaf Springs
Brand: TAIZHOU HUANGYAN TENGFEI MACHINERY CO., LTD.
SKU: 2232424835

Zhejiang, ChinaTAIZHOU HUANGYAN TENGFEI MACHINERY CO., LTD.

US$20.00

100-299 Pieces

US$15.00

300+ Pieces

Sample price:US$35.00/piece.Request sample

Product profile

Customization

Available

Loading Weight

3000lbs

Material

Steel

Model NO.

Trailer Leaf Springs

Type

Leaf Spring Suspension

Max Payload

MOQ

100

Certificate

ISO9001:2000

Color

Black

Transport Package

Wooden Case or Brown Carton

Specification

size: 66.00cm * 10.00cm * 15.00cm

Trademark

Origin

Zhejiang, China

Production Capacity

2000 Set/Sets Per Month

Key features

Heavy-Duty Alloy Steel: High-strength alloy steel with precision heat treatment for exceptional durability.

Full Customization: Customizable length, thickness, leaf count, and eyelet specifications.

Versatile Configurations: Available in single-eye and double-eye designs for diverse trailer needs.

Corrosion Resistance: Surface treatment options include powder coating, galvanization, and black oxide.

Multi-Leaf Design: Stacked structure distributes weight evenly to extend service life.

ISO 9001 Certified: Manufacturing process certified under ISO9001:2000 standards.

1-Year Warranty: Comprehensive 1-year warranty coverage for mechanical defects.

High Production Capacity: Capable of producing 3000 sets per month with 100% inspection.

Company profile

Years of Export ExperienceExperienced TeamQuality Assurance100% Finished Products Inspection

TAIZHOU HUANGYAN TENGFEI MACHINERY CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Flexible customization CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤3.72h

AI-Powered supplier vetting

SummaryThe supplier demonstrates manufacturing and customization capabilities through welding, CNC, milling, grinding, drilling, folding, machining, and lathe facilities, with two production lines. It offers ODM and OEM services, flexible customization, and reports quality assurance. Export sales account for 71%–90%, supported by five experienced export staff and three trading staff. However, after-sales and service-management systems are weak: there are no written procedures for supplier assessment, corrective actions, or complaint handling, and no overseas agents, warehouses, showrooms, or service coverage countries. Financial records are referenced for 2020–2022, but no financial performance values are provided. Certification, customer cases, and formal credentials are not evidenced.

Supplier typeThe supplier is a manufacturing-oriented OEM/ODM producer with welding, folding, machining, lathe, CNC, milling, grinding, and drilling capabilities. Its export sales share is stated as 71%–90%, and it operates two production lines with export personnel and experienced staff.

After-Sales capabilityThe supplier has no overseas agents or branches, warehouses, showrooms, or stated overseas service countries, and reports no written procedures or records for complaint handling, corrective actions, supplier assessment, or service capability. Training is the only specified overseas service offering, indicating limited formal after-sales support.

R&D capabilityThe supplier offers flexible customization and ODM services, and reports one year of R&D-engineer experience. However, it has no available SDK, so the evidence supports basic design/manufacturing development rather than broader technical-platform innovation.

Production capacityProduction resources include two production lines and facilities for sawing, folding, welding, machining, lathing, CNC machining, milling, grinding, and drilling. The stated off-season lead time is one month and peak-season fulfillment is two to three months in one record, although another peak-season entry is inconsistent and reduces confidence in the timing data.

Customization capabilityFlexible customization is explicitly offered, supported by ODM capability and a broad range of metalworking equipment. The supplier also states that its machinery can meet varied customer requirements, providing direct evidence of customization support.