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Get a new 40ft flatbed trailer built for container transport, heavy cargo handling, and long-term export operation.








A 40ft flatbed trailer is a flat-platform semi trailer designed for container and open cargo transport. It can be configured to carry 1×40ft container, 2×20ft containers, steel, pipes, timber, bagged cement, stone, or machinery.
For importers, dealers, and fleet owners, this trailer gives you a flexible equipment base instead of buying different trailers for every cargo type.
As a China manufacturer, we supply new flatbed trailers with customizable axles, suspension, tires, twist locks, brake systems, and steel structures based on your target market and loading plan.
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Before you confirm an 40ft flatbed trailer order, you need technical details that help you compare suppliers, match your tractor, and calculate your cargo plan. The following parameters show common configuration ranges. Final specifications can be customized for your country, cargo, and operating conditions.
| Parameter | Common Specification |
|---|---|
| Product Name | 40ft flatbed trailer |
| Overall Dimension | Approx. 12390–12500 × 2480–2500 × 1410–1580 mm |
| Payload Capacity | Approx. 30T–60T |
| Tare Weight | Approx. 7.5T, depending on configuration |
| Main Beam Material | Q345B high-strength steel |
| Floor Plate | 3mm checkered plate; 5mm optional |
| Axle | 2 or 3 axles; 13T–16T common |
| Axle Brand | FUWA / BPW / other optional brands |
| Suspension | Mechanical / airbag / bogie suspension |
| Tire | 12R22.5 / 315/80R22.5 / other options |
| Tire Quantity | 12 units common for 3-axle version |
| Kingpin | 2 inch / 3.5 inch, JOST optional |
| Landing Gear | 28T two-speed landing gear, JOST optional |
| Brake System | Dual air brake system, WABCO optional |
| ABS | Optional |
| Electrical System | 24V, 7-pin socket, LED lights |
| Twist Locks | 8 pcs / 12 pcs optional |
| Painting | Sand blasting, anti-rust primer, top coat |
| Custom Options | Axle, tire, suspension, locks, floor, beam, paint |
Note: Your final 40ft flatbed trailer can be customized according to cargo weight, container use, tractor model, and destination country requirements.
Watch detailed videos of our 40ft flatbed trailer. Get a closer look at the quality behind every trailer we build.
The 40ft size is not only a length choice. It affects container compatibility, weight distribution, lock layout, deck space, and future fleet planning.
A 40ft flatbed trailer main purpose is to fulfill the most common container transport requirement: carrying one 40ft or two 20ft containers.
Container transport requires a certain flatbed length; hence, 40ft container size leads to a platform approximately 12.39–12.50 meters long, which is more than sufficient to accommodate standard container loading and other long cargo.
Also, the extra length compared with smaller flatbeds provides more practical loaded space without going over to special oversized trailer category.
The 40ft flatbed trailer can offer you a very convenient combination of deck length and payload cargo configuration.
Standard models can carry roughly 30T–60T payload, this capacity depending on the beam structure, the strength of the axle, suspension, type of tires, and the nature of the floor.
So payload is not something you decide by only length; rather it is a function of the whole trailer structure.
A 40ft flatbed trailer needs a securing layout that matches its full deck length, not just single cargo points.
For containers, the number of twist locks can be either 8 or 12, depending on whether it’s a 1×40ft or 2×20ft loading.
Lashing winches can be installed on the side rail of the trailer, alternatively, for tightening of straps or ropes, this is a common feature for steel, pipes, timber, and machinery.
You may confirm the twist lock arrangement, the lashing winch locations, and the cargo length with the trailer manufacturing to make sure the trailer is according to your actual loading plan.
You may decide the kingpin size of 2-inch or 3.5-inch, whether the suspension is mechanical or airbag, the tire sizes of 12R22.5 or 315/80R22.5, the number of axles to be 2 or 3, and the different brake or electrical types.
These decisions are important because your trailer needs to be compatible with your tractor truck, your maintenance routines, and the weight of your cargo.
Plus, it should be aligned with local parts availability.
Many buyers find the mechanical suspension advantageous because it is not only simple, but also easy to maintain.
Choosing a 40ft flatbed trailer supplier is not only about comparing prices. A good flatbed trailer should give you visible strength, stable loading, practical maintenance, and reliable cargo fixing.
The straight deck makes loading easier for containers, steel, timber, and machinery.
Optional 8 or 12 locks help secure standard container corner positions.
High-strength steel beams improve load support and reduce deformation risk.
2-axle, 3-axle, and even 4-axle layouts help meet different payload requirements.
Mechanical, airbag, or bogie suspension supports different stability expectations.
High quality primer, and top coat help protect the steel frame.
We manufacture 40ft flatbed trailers with attention to the parts that affect real use: frame strength, welding quality, axle installation, suspension matching, brake connection, and surface treatment. Your order can be reviewed through specifications, drawings, production photos, and final inspection details before delivery.
We provide complete after-sales service, including technical guidance, spare parts supply, maintenance support, and fast response to customer inquiries. Our team is always ready to support your business.
Every 40ft flatbed trailer is manufactured under professional engineering standards. Our factory is equipped with advanced production lines, automated welding machines, and strict quality control systems.
This trailer is suitable when you need one platform for container cargo and different open loads. The flat deck, optional twist locks, and reinforced structure make it useful for buyers who handle mixed transport orders.
The 40ft flatbed trailer can transport 1x40ft or 2x20ft containers.
Therefore, it will be a suitable and practical option for port, depot, and inland container movements.
The 40ft open platform can be loaded by crane or forklift, and at the same time the reinforced beam structure is capable of carrying heavy linear cargo.
Flat platform is good at organizing the cargo by weight and loading sequence, in case of bagged cement, stone, bricks, timber etc. You have an option of side walls addition, if your operation frequently handles loose or stacked goods.
Relocating generators, small machines, industrial equipment, or project cargo, etc. is more convenient with an open deck as it gives you more freedom for loading than a closed body.
Get export-ready trailer solutions built around your cargo and market.
Customers from Africa, Southeast Asia, and the Middle East choose our trailers for their durability, strong loading capacity, and long service life. Positive feedback continues to prove our commitment to quality.
LionKar welcomes customers from different countries to visit our factory, inspect production processes, and discuss customized trailer solutions face to face. Long-term partnerships start with transparency and trust.
Every semi flatbed trailer is securely packed and inspected before shipment. With years of export experience serving Africa, Southeast Asia, and other global markets, we ensure fast, safe, and reliable delivery to your destination port.
We have listed some questions you may ask. If you have more inquiries about our products, you can send an inquiry to contact us.
A 40ft flatbed trailer is suitable for 20ft containers, 40ft containers, steel, long pipes, timber, bagged cement, stone, machinery, and project cargo. The best configuration depends on your cargo weight, loading method, and whether you need twist locks, side walls, or a heavier frame.
Common options include 8 or 12 twist locks. The right choice depends on your container plan and trailer layout.
A 2-axle version can work for lighter loading plans and lower purchase budgets. A 3-axle 40ft flatbed trailer is more common for heavier cargo, container work, and stronger load distribution.
You should provide cargo type, expected payload, container size, preferred axle number, suspension type, tire size, kingpin size, destination country, and any special loading requirements.
Price is affected by payload capacity, axle brand, suspension type, tire specification, steel structure, twist lock quantity, brake system, paint process, optional accessories, and order quantity. A low price may not include the configuration your cargo actually needs.
With a source factory where semi trailers can be custom-built, and with years of experience in production, choose us to maximize your benefits.
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