As a type of semi-trailer, low-bed semi-trailers are widely used to transport earthmoving machinery, agricultural equipment, construction materials, and industrial raw materials. Unlike standard warehouse-type semi-trailers, low-bed trailers have a much lower cargo platform. This lower deck height provides more flexibility in transporting taller loads, as it allows for a greater range in cargo height. Thanks to these features, low-bed semi-trailers have become a popular choice in today’s transportation industry for hauling large and heavy items.

The pictures of  4axles 120tons lowboy trailers for your reference:

Most low-bed semi-trailers are of the gooseneck variety, with several distinctive features. The loading platform is extremely low, nearly level with the axle height, providing an ideal setup for transporting tall or oversized cargo. Loading is typically done from the front by detaching the gooseneck from the main trailer body. The gooseneck generally includes an independent power source that drives the trailer’s hydraulic system, enabling efficient height adjustments as needed. This low loading height makes gooseneck low-bed semi-trailers especially suited for carrying ultra-wide and ultra-tall loads.

4axles 120 tons  gooseneck trailer price

When purchasing any type of vehicle, the configuration parameters play a crucial role in determining quality. Here, we’ll go over the key parameters that impact the quality of low-bed semi-trailers:

1. Overall Dimensions: A low-bed semi-trailer’s dimensions—length, width, and height—are essential for its functionality. Typically, these trailers range from 13 to 13.75 meters in length, 3 meters in width, and 1.75 meters in height, providing a stable base and accommodating a wide range of cargo sizes.

2. Longitudinal Beam Specifications: The load-bearing capacity of a low-bed semi-trailer largely depends on the specifications of the longitudinal beams, which include parameters like height, upper wing plate, lower wing plate, and web plate. Variations in the thickness of these plates directly impact the beam’s strength and, in turn, the trailer’s ability to carry heavy loads.

3. Additional Configurations: Beyond the main structure, several other components influence the trailer’s quality, including the landing legs, synchronous valves, leaf springs, axles, and tires. These elements can be customized according to the user’s needs and budget when ordering a trailer.

High-quality configurations can significantly enhance performance and durability. For example, premium axles cause less tire wear during long hauls, while lightweight components like aluminum alloy wheels can yield significant cost savings over time by reducing fuel consumption.

The Specification of starway 4 axles 120tons gooseneck lowboy semi trailer:

Dimensions: 18000mm*3000mm*18000mm (Standard Dimensions, Customizable)

Main Beam Material: Q345 / T700

Axles: 3 axles / 3lines 6 axles

Load Capacity:80-100 tons, Customizable

Detachable Goose neck: Available

Widened Parts: Available

Ladders: Mechanical spring / Hydraulic

Suspension: Heavy-duty Mechanical Suspension

Leaf Springs: 90mm*13mm*10pcs/90mm*16mm*10pcs

Tires: 12R22.5/8.25R20 (12)

King Pin: #50(2″)/#90(3.5″), JOST/other brands, replaceable

Landing Gear: 28 tons, two-speed, JOST/other brands

Paint: Electrophoretic paint for enhanced rust and corrosion resistance

Other Customizable Options: Rims, ABS, LED lights, reflective strips, etc.

(We are happy to customize a lowbed trailer according to your requirements.)