Skip to content

Trailer suspension – 4 types, but which one?

  • by

Trailer Suspension

For many of our people, the suspension of their trailer is often not considered. In the end, isn’t it simply spring hangers, coils bolts, springs and shock absorbers? ?… But is it really that easy? It’s actually much more complicated than we imagine. It involves knowing the fundamentals of a trailer’s suspension , and most importantly, adjusting the correct suspension for your use for the trailer. This article explains all you need to know about the suspension of a trailer.

Click here for the latest trailer shocks.


An suspension device is constructed to connect the wheels and brakes directly to the body of a trailer. It also assists in absorbing physical impact caused by the roads. It also needs to reduce noise while still allowing for managing the truck. If you’re unsure about which suspension for your trailer will best meet your requirements, please give us the number.

Leaf Springs

Leaf springs are produced in large numbers. They’ve been around for more than 100 years they’re still capable of being able to withstand the abrasive roads. Lightweight trailers typically make use of “slipper springs.” It’s an arrangement of springs where the front part is connected to an axis of pivot. The back of the primary leaf glides effortlessly against the interiors of a metal box. Both are light, inexpensive to purchase, and easy to put in. However, the downside to both of them is they’re neither designed for use in heavy duty.

For heavy-duty usage the leaf springs are connected through bolts that connect the main eyes of the leaf on both sides. The rear end is linked with a pivoting chain which is directly connected with the frame. These points can be either simple bolts attached to them or have bolts attached to them.

Leaf springs can perform an amazing job by themselves. But they are prone to be affected by the fluctuation of wheel camber because either side is able to rise and fall as the wheels pass across the moving arc. Any changes in the geometry of one side of the trailer significantly affects the geometry on the opposite side which could lead to bump steer issues.

Trailing Arm Independent Suspension

In the case of this suspension, there’s no transfer of impact between the trailer sides one side to another. The wheels are usually vertical through the journey. Furthermore, there is a greater mobility. For those who plan to go off-road, its lack of a cross-vehicle axle beam allows an excellent ground clearance advantage.

Air Ride Suspension

Air ride suspensions are generally a simple variant of the trailing arms setup variant. The spring load is created through a coil of metal and the load is absorbed by a bag of rubber that is pressurized. It offers a variety of benefits to the user. These range from the ability to control stiffness and ride height as well as parking levels optionsit’s a useful system for those who ride on trailers.

Air ride trailers suspended are likely to glide across the dirtiest roads. However, the ability to make height or ride modifications requires an on-board source of air, such as the air compressor, or Cylinder.

Independent Rubber Suspension (IRS)

IRS IRS also known as Independent Rubber Suspension provides a variety of options for those who prefer their suspensions for their trailers to be light and simple. It has several rubber parts that are put into the hexagon tube that runs over the whole trailer. It is completely bolted in and doesn’t need any adjustments. It does not require shock absorbers, and gives the user total ability to control the trailer’s height.

The right suspension will require a complete understanding of the issues they’re addressing. Talking about them with an expert or someone who’s experienced in suspensions is an excellent decision before you make the final decision.

Then, let’s get to the crucial details. The type of suspension that is most suitable to your specific needs will depend on your needs. Camper caravans and trailers have the option of a variety of suspensions and designs, the majority of machines or plant trailers employ leaf springs. This is due to their general performance and price (as they’re a more affordable alternative).