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- Products
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- Dump Trucks
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- Special Vehicles
- Mining Trucks
- Semi Trailers
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- Clean Energies
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- About Us
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- Products
- Tractor
- Dump Trucks
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- Semi Trailers
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Lowbed Trailer

Reliable Solutions for Extreme Load Transport
Built to maximize your operational flexibility and profitability, our lowbed semi trailers are the ideal solution for transporting oversized and overweight cargo. Whether you haul heavy construction equipment, wind turbine parts or large industrial machinery, these trailers deliver the performance and reliability you need to get the job done.
The low-profile platform design eliminates the need for costly permits and special routing in many cases, allowing you to take more direct routes and reduce delivery times. Constructed from high-grade steel with a reinforced structure, they offer exceptional strength and durability while maintaining optimal stability, even with the heaviest loads.
With optional detachable gooseneck and extendable configurations, these trailers can adapt to a wide range of cargo sizes and types, providing maximum versatility for your fleet. Backed by proven low-maintenance design and global after-sales support, they deliver years of dependable service and a superior return on investment for your business.
Features
Our lowbed semi trailers are purpose-built for transporting oversized, overweight and high-center-of-gravity cargo, including heavy construction machinery, wind turbine components, large industrial equipment and prefabricated structures. Engineered to handle extreme loads ranging from 60T to 120T, they deliver reliable performance even in long-haul deliveries and challenging road conditions.
Constructed from premium high-strength steel with advanced lightweight design and strict production technology, these trailers feature a reinforced, fatigue-resistant structure that ensures exceptional durability and long service life. The low-profile platform design reduces overall cargo height to overcome height restrictions, making them ideal for routes with low bridges and urban infrastructure. Every critical component is sourced from leading global manufacturers and undergoes rigorous quality inspections to guarantee consistent performance and minimal downtime.
The specialized chassis design, built with advanced manufacturing technology, delivers superior load-bearing capacity and structural integrity. Available in fixed, extendable, multi-axle and hydraulic steerable configurations, they can be customized to meet the specific operational needs of your oversized transport business. The multi-stage anti-corrosive treatment process provides robust protection against harsh weather and road conditions, extending the trailer’s service life and reducing maintenance costs.
Parameter Specification Basic Information Model Flatbed Semi-Trailer Applicable Container 20ft / 40ft Standard / High Cube Container Axle Configuration 2 Axles / 3 Axles / 4 Axles (Optional) Gross Vehicle Weight 35T(2Axle) / 40T(3Axle) / 60T(4Axle) Rated Payload 20-25T(2Axle) / 30-35T(3Axle) / 45-50T(4Axle) Dimension Parameters Overall Dimension (L×W×H) 12500×2500×1550mm (20ft)
16500×2500×1550mm (40ft)Platform Size (L×W) 12400×2480mm (20ft)
16400×2480mm (40ft)Wheelbase 5200+1310mm (2Axle)
5200+1310+1310mm (3Axle)
5200+1310+1310+1310mm (4Axle)Platform Height 1250-1350mm (Unloaded) Ground Clearance ≥280mm Chassis Structure Main Beam Q345B High Strength Steel, I-beam
Height: 500mm (Standard) / 550mm (Heavy Duty)
Upper Plate: 14mm / Lower Plate: 16mm / Web: 8mmSide Beam 16# Channel Steel Cross Beam 10# Channel Steel, Spacing 500mm Platform Floor 3mm Checkered Steel Plate Container Locks 4 sets (20ft) / 8 sets (40ft) Standard Twist Locks
Adjustable Position for Multi-size ContainersSuspension & Running Gear Axle Brand & Capacity BPW / FUWA / JOST (Optional)
13T/16T Per AxleSuspension Type Mechanical Suspension (Standard)
Air Suspension (Optional)Leaf Spring 90mm(W)×16mm(T)×10 Layers (3Axle)
90mm(W)×18mm(T)×12 Layers (4Axle Heavy Duty)Tire Specification 12R22.5 (Standard) / 315/80R22.5 (Optional)
12 Tires + 1 Spare Tire (3Axle)Landing Gear JOST / FUWA Brand
28T Capacity, Two-speed, Crank HandleKing Pin 2.0 inch (Standard) / 3.5 inch (Optional) Braking & Safety System Braking System Dual-line Air Brake System
WABCO / Knorr-Bremse Valves (Optional)ABS System WABCO 4S/4M Anti-lock Braking System (Standard) Emergency Braking Emergency Relay Valve + Parking Brake Air Tank 3×40L Steel Air Tanks Safety Devices Side Guard Rails + Rear Under-run Protection
Reflective Strips + Warning TrianglesStandard & Optional Configuration Standard Configuration 24V Electrical System, LED Lights
Tool Box, Spare Tire Carrier
Mudguards, Chassis Anti-rust CoatingOptional Configuration Hydraulic Landing Gear, EBS System
Side Stakes, Tarpaulin System
Customized Color & Logo, Reinforced ChassisYour Journey Starts with YUSUN
Discover Reliable SINOTRUK: Built for Performance and Efficiency
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