Heavy Duty Leaf Spring Front & Rear Axle Leaf Springs

Our Heavy Duty Leaf Springs are engineered to withstand the most demanding conditions in commercial heavy-duty trucks and agricultural vehicles. Manufactured with top-grade spring steel and advanced heat treatment technology, they provide superior load capacity, excellent durability, and stable riding performance.

We supply direct OEM replacement parts and offer full custom manufacturing service according to customer drawings or physical samples.

High Strength Materials

Premium 60Si2Mn, SUP9, 51CrV4 or equivalent high-tensile spring steel for maximum fatigue resistance.

Heavy Load Capacity

Designed for heavy-duty applications with load ratings from 3 tons up to 12+ tons per axle.

OEM & Custom Made

Exact OEM fitment for Scania, Mercedes, Volvo and more. Full customization support available.

Superior Durability

Shot peening, multi-stage heat treatment, and anti-corrosion coating ensure long service life even in harsh environments.

Scania

Mercedes-Benz

Volvo Trucks

MAN

DAF

Iveco

Agricultural Tractors

Farm Trailers & Harvesters

Note: We also support many other heavy truck and agricultural machinery brands. Please send us your vehicle model or VIN for exact matching.

In addition to standard OEM leaf springs, we provide professional custom manufacturing:

Custom dimensions and specifications based on drawings

Reverse engineering from physical samples

Special load capacity and performance requirements

Private labeling / OEM branding

Small batch trial orders and mass production

Quality Assurance

Every heavy duty leaf spring is strictly tested to ensure safety and reliability:

Material chemical composition analysis

Hardness & tensile strength testing

Dynamic fatigue and load testing

Load-deflection curve verification

Salt spray corrosion resistance test