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Sidewall Semi Trailers

Sidewall semi trailer, also known as dropside semi trailer, is a multi-functional cargo transport trailer upgraded on the basis of flatbed structure. Equipped with detachable and foldable steel side walls, it perfectly solves the problem of bulk cargo spilling during transportation. When the side panels are removed, it can be used as a standard flatbed trailer for container and steel cargo transport. Flexible switching of dual usage makes it widely suitable for grain, cement bags, stones, construction materials and general bulk goods. With strong load capacity and rugged structure, it adapts to complex road conditions and long-distance logistics transportation in Africa, Southeast Asia and other global markets.

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Product Description

Standard Technical Parameters

Model	Multi-axle Sidewall / Dropside Semi Trailer
Overall Dimension	12500mm × 2500mm × 3100mm (Custom size available)
Axle Quantity	2 / 3 / 4 axles (BPW/FUWA optional, 13ton/16ton per axle)
Tare Weight	About 6800KG – 8200KG
Load Capacity	40–80 Ton
Side Wall Height	1500mm / 1800mm customizable
Main Beam	Q345B high strength steel, reinforced integral beam
Cargo Floor	3mm thick anti-slip checkered steel plate
Suspension System	Heavy-duty mechanical leaf spring suspension / air suspension optional
Brake System	Standard drum brake, WABCO ABS/EBS system optional
Tire Specification	Standard heavy-duty tires, full sizes customizable
Surface Treatment	Full sand blasting + anti-rust primer + weather-resistant topcoat

Application Scenarios

This sidewall semi trailer is widely used for bulk and bagged cargo transportation. Suitable for grain, corn, cement bags, fertilizers, sand and stone materials, construction accessories and general goods. It is the preferred equipment for logistics fleets, engineering transportation, agricultural product delivery and cross-border highway freight.

Key Advantages

High Cargo Protection Design

Sidewall semi trailers provide strong side protection, effectively securing cargo and preventing goods from falling or shifting during transportation.

Large Loading Capacity

Engineered for heavy-duty hauling, the reinforced structure allows efficient transport of bulk goods, construction materials, and industrial cargo.

Durable Steel Frame Construction

Built with high-strength steel, the trailer ensures excellent durability, impact resistance, and long service life under demanding road conditions.

Flexible Multi-Purpose Use

Suitable for a wide range of industries including logistics, agriculture, and construction, offering versatile cargo transportation solutions.

Stable and Safe Road Performance

Optimized chassis design improves balance and stability, reducing vibration and ensuring safer driving on highways and rough terrains.

Frequently Asked Questions

What goods is the sidewall semi trailer most suitable for?

The sidewall semi trailer is highly versatile and designed primarily for bulk and bagged cargo. It is commonly used to transport grain, corn, cement bags, fertilizers, sand, gravel, construction accessories, and general boxed cargo.

Can the side wall height be customized?

Yes. While standard heights of 1500mm and 1800mm are commonly used, the sidewall height can be fully customized according to your specific volume requirements and cargo specifications.

What kind of steel is used for the trailer frame?

The main beam of the trailer is constructed using premium Q345B high-strength steel. This material ensures maximum frame rigidity, robust load-bearing capability, and long-term durability under harsh road conditions.

What suspension systems are available for this trailer?

We offer a heavy-duty mechanical leaf spring suspension as standard. Additionally, an air suspension system is optional for customers looking for reduced vibrations and enhanced cargo protection.

How is the trailer protected against corrosion?

The trailer undergoes a comprehensive surface treatment process, including full sandblasting to clean the metal, followed by an anti-rust primer and a high-grade, weather-resistant topcoat to prevent corrosion and weathering.