4 Axle Lowbed Semi Trailer for Heavy Equipment Transport
Product Description
The 4 Axle Lowbed Semi Trailer for Heavy Equipment Transport is a heavy-duty transportation solution designed for excavators, bulldozers, wheel loaders, road rollers, mining machinery, construction equipment, and other oversized or heavy machinery. With a 100 ton loading capacity and reinforced 4-axle chassis, the trailer provides strong load-bearing performance and stable weight distribution for demanding heavy-haul operations.
The low loading platform helps reduce the overall transport height of heavy machinery while providing a practical loading solution for tall and oversized equipment. Mechanical spring or hydraulic loading ramps allow construction and mining machinery to be driven onto and off the trailer efficiently.
Built with a Q345/T700 high-strength steel chassis, reinforced 500 mm main beam, and heavy-duty suspension system, the ROADKING lowbed semi trailer is engineered for demanding construction, mining, infrastructure, and industrial transport applications.
Trailer dimensions, loading capacity, ramp system, axle configuration, suspension, tires, detachable gooseneck, widened sections, and other components can be customized according to equipment dimensions, operating conditions, and customer requirements.
Technical Specifications
| Parameter | Specification |
| Brand | ROADKING |
| Product Name | 4 Axle Lowbed Semi Trailer |
| Axle Configuration | 4 Axles |
| Overall Dimension | 13000 × 3000 × 1760 mm (Customizable) |
| Loading Capacity | 100 Tons |
| Loading Ramp | Mechanical Spring / Hydraulic |
| Main Beam Material | Q345 / T700 High-Strength Steel |
| Upper Plate Thickness | 20 mm |
| Middle Plate Thickness | 14 mm |
| Lower Plate Thickness | 22 mm |
| Main Beam Height | 500 mm |
| Platform Thickness | 4 mm |
| Tire Configuration | Covered / Uncovered, Customizable |
| Rims | 9.00 × 22.5 / 6.5-20, Steel / Aluminum |
| Leaf Spring | 90 × 13 mm × 10 pcs / 90 × 16 mm × 10 pcs |
| Suspension System | Mechanical Suspension / Air Suspension |
| King Pin | #50 (2") / #90 (3.5"), JOST / Other Brand, Changeable |
| Landing Gear | 28 Ton Two-Speed, JOST / Other Brand |
| Tool Box | Steel / Aluminum |
| Optional Configuration | Detachable Gooseneck / Multi-Axle / Steering Axles / Widened Parts |
| Painting | Powder Coating |
| Customization | Dimensions, Capacity, Axles, Ramps, Suspension, Platform and Accessories |
Key Advantages
1. 100 Ton Heavy-Duty Capacity
The reinforced chassis and heavy-duty four-axle configuration provide strong load-bearing performance for transporting excavators, bulldozers, loaders, mining machinery, and other heavy equipment.
2. Low Loading Platform
The lowbed structure keeps the loading deck closer to the ground, helping reduce the overall transport height when carrying tall construction and industrial machinery.
3. Q345 / T700 Reinforced Chassis
The main frame is manufactured from Q345/T700 high-strength steel, providing excellent structural strength and resistance to bending and deformation during heavy-load transportation.
4. Mechanical or Hydraulic Loading Ramps
The trailer can be equipped with mechanical spring or hydraulic ramps, allowing tracked and wheeled machinery to move onto and off the loading platform more efficiently.
5. Heavy-Duty 4-Axle Configuration
The four-axle running system provides effective load distribution and stable support for demanding heavy equipment transport operations.
6. Flexible Heavy-Haul Customization
Detachable gooseneck, widened sections, steering axles, suspension systems, platform dimensions, ramps, and other components can be customized for different machinery and transport requirements.
Application
The 4 Axle Heavy Duty Lowbed Semi Trailer is suitable for construction contractors, mining companies, heavy equipment rental companies, infrastructure projects, industrial companies, and specialized heavy-haul transport operators.
Typical transported equipment includes:
- Excavators
- Bulldozers
- Wheel loaders
- Road rollers
- Motor graders
- Mining machinery
- Drilling equipment
- Crushers and screening equipment
- Agricultural machinery
- Industrial machinery and equipment
- Large construction equipment
- Other oversized and heavy cargo
The trailer is suitable for heavy equipment transportation between construction sites, mining areas, quarries, equipment yards, factories, ports, infrastructure projects, and industrial facilities.
Structural & Design Highlights
1. Reinforced 500 mm Main Beam
The heavy-duty main beam features a 20 mm upper plate, 14 mm middle plate, and 22 mm lower plate, providing strong structural support and bending resistance for high-load operations.
2. Low-Profile Loading Platform
The lowbed deck design reduces loading height and helps improve transport suitability for tall excavators, loaders, bulldozers, and other heavy machinery.
3. Heavy-Duty Loading Ramp System
Mechanical spring or optional hydraulic ramps provide a practical loading angle and facilitate repeated loading and unloading of tracked and wheeled equipment.
4. Reinforced 4-Axle Running System
The heavy-duty four-axle structure distributes equipment weight across the chassis and provides stable support during heavy-haul transportation.
5. High-Strength Q345 / T700 Construction
Reinforced longitudinal beams and cross members provide a durable structural foundation for frequent heavy equipment transportation and demanding operating environments.
6. Modular Heavy-Haul Design
Optional detachable gooseneck, widened parts, steering axles, and customized platform configurations allow the trailer to be adapted to different machinery dimensions and specialized transport requirements.