3 Axle Side Wall Semi Trailer for Agricultural and General Cargo Transport
Product Description
The 3 Axle Side Wall Semi Trailer for Agricultural and General Cargo Transport is a versatile heavy-duty trailer designed for transporting agricultural products, bagged grain, animal feed, fertilizer, construction materials, packaged goods, and other general cargo. With a 60-ton loading capacity and reinforced 3-axle chassis, it provides reliable load-bearing performance for medium- and long-distance freight operations.
The trailer features a Q345/T700 high-strength steel chassis, reinforced 500 mm main beam, and 600–1700 mm customizable side walls. The side wall structure helps contain cargo during transportation while allowing convenient access for loading and unloading.
Designed for agricultural logistics and commercial freight applications, the trailer can be configured with mechanical or optional air suspension, different tire and rim options, and an optional gooseneck structure. ROADKING also provides customized dimensions, side wall heights, axle configurations, and accessories according to customer requirements and local operating conditions.

Technical Specifications
| Parameter | Specification |
| Brand | ROADKING |
| Product Name | 80 Ton 4 Axle Heavy Duty Flatbed Semi Trailer |
| Overall Dimension | 13950 × 2500 × 1600 mm (Customizable) |
| Loading Capacity | 80 Tons |
| Axle Configuration | 4 Axles |
| Suspension System | Mechanical Suspension / Air Suspension (Optional) |
| Chassis Type | Gooseneck Type / Tandem Type |
| Main Beam Material | Q345 / T700 High-Strength Steel |
| Upper Plate Thickness | 16 mm |
| Middle Plate Thickness | 10 mm |
| Lower Plate Thickness | 18 mm |
| Main Beam Height | 500 mm |
| Platform Thickness | 3 mm |
| Tires | 12R22.5, Linglong / Triangle / Double Coin / Other Brand |
| Rims | 9.00 × 22.5, Steel / Aluminum |
| Leaf Spring | 90 × 13 mm × 10 pcs / 90 × 16 mm × 10 pcs |
| King Pin | #50 (2") / #90 (3.5"), JOST / Other Brand |
| Landing Gear | 28 Ton Two-Speed, JOST / Other Brand |
| Twist Locks | 12 Sets |
| Front Board | Optional |
| Packing | According to Packing Requirements |
| Painting | Powder Coating |
| Customization | Dimensions, Axles, Suspension, Tires, Rims, Front Board and Accessories |
Key Advantages
1. 60-Ton Heavy-Duty Loading Capacity
The reinforced chassis and three-axle running system provide reliable structural support for 60-ton cargo transportation, making the trailer suitable for agricultural logistics and demanding commercial freight operations.
2. Q345 / T700 High-Strength Steel Chassis
The main frame is manufactured from Q345/T700 high-strength steel, providing excellent structural strength, durability, and resistance to deformation during repeated heavy-load transportation.
3. 600–1700 mm Customizable Side Walls
The high-strength side walls help contain agricultural and general cargo during transportation. Side wall height can be customized from 600 mm to 1700 mm according to cargo volume and operating requirements.
4. Reinforced 500 mm Main Beam
The heavy-duty main beam features a 16 mm upper plate, 10 mm middle plate, and 18 mm lower plate, providing strong support and improved bending resistance under loaded conditions.
5. Stable 3-Axle Running System
The three-axle configuration combined with heavy-duty leaf springs provides effective load distribution and stable performance for highway, rural, and long-distance freight transportation.
6. Flexible Cargo Applications
The side wall structure makes the trailer suitable for transporting grain, agricultural products, fertilizer, animal feed, construction materials, packaged goods, steel products, and other general cargo, allowing one trailer to serve multiple transport applications.

Application
The 3 Axle 60 Ton Side Wall Semi Trailer is suitable for agricultural businesses, logistics companies, freight operators, farms, grain distributors, construction contractors, and general cargo transport fleets.
Typical applications include:
- Corn, wheat, rice, soybeans, and other grains
- Bagged agricultural products
- Animal feed and feed ingredients
- Fertilizer and agricultural supplies
- Seeds and harvested crops
- Palletized and packaged goods
- Construction and building materials
- Steel and metal products
- Timber and industrial materials
- General commercial cargo
Its combination of a heavy-duty flat loading platform and protective side walls makes it suitable for transportation between farms, grain collection centers, warehouses, processing plants, factories, construction sites, logistics centers, and distribution terminals.
Structural & Design Highlights
Reinforced 3-Axle Chassis
The heavy-duty three-axle chassis provides effective load distribution and structural stability for 60-ton agricultural and general cargo transportation.
500 mm Heavy-Duty Main Beam
The reinforced main beam uses a 16 mm upper plate, 10 mm middle plate, and 18 mm lower plate, providing reliable resistance to bending and deformation during demanding transport operations.
High-Strength Side Wall Structure
The 600–1700 mm side walls help secure bulk, bagged, and packaged cargo while providing flexibility for different agricultural and commercial transport applications.
Q345 / T700 Steel Construction
High-strength steel construction provides a durable chassis for frequent loading, unloading, and long-distance operation.
Mechanical / Air Suspension Options
Heavy-duty mechanical suspension is suitable for demanding operating environments, while optional air suspension can be selected according to cargo and road requirements.
Heavy-Duty Tire & Suspension System
The trailer can be equipped with 12 × 12R22.5 tires, reinforced leaf springs, and different rim options to provide dependable performance for commercial freight operations.
Optional Gooseneck Configuration
A gooseneck chassis can be selected according to tractor compatibility, loading requirements, and specific transportation applications.







