By Sebastian Orellana
Updated Feb 01, 2023
A 4 link suspension is a type of suspension system used in vehicles to absorb the shock and vibrations of the road, providing a smoother and more comfortable ride. It is also used to improve the handling and stability of the vehicle. This article examines the components and functions of a 4 link suspension system and its advantages and disadvantages.
Table of Contents
READ: Do Coilovers Make Your Car Slower?
A 4 link suspension is a type of independent suspension system, which means that the wheels are allowed to move independently of each other. This type of suspension consists of four links, two of which are connected to the frame of the vehicle and two of which are connected to the axle.
The four links are clicked by bushings, which allow for a certain amount of movement. This provides the vehicle with better damping, which helps to reduce the effects of bumps and vibrations on the frame and body of the car.
A 4 link suspension system consists of four main components: the links, the bushings, the shocks, and the springs. The links are the four rods connected to the frame and axle of the vehicle and are bound by the bushings.
The bushings act as a cushion and help to provide a smoother ride and allow for a certain amount of movement. The shocks are connected to the links and help to absorb the shock of bumps and vibrations. The springs are also connected to the links and help to provide support and stability to the vehicle.
One of the main benefits of a 4 link suspension system is its ability to provide a smoother and more comfortable ride. The links and bushings help to dampen the shock of bumps and vibrations, making for a much smoother ride. This is especially beneficial for off-road vehicles, as it helps to reduce the amount of shock and vibration that can be felt in the frame and body of the car.
Another benefit of a 4 link suspension system is its ability to improve the handling and stability of the vehicle. The four links and bushings help to provide a better connection between the frame and axle, which helps to reduce body roll and improve cornering performance. This can be especially beneficial for vehicles on winding roads, as it helps to provide a more stable and predictable ride.
Although a 4 link suspension system has many benefits, it does have some drawbacks. One of the main drawbacks is that it can be more expensive to install than other suspension systems. This is because of the additional components that are required for the system, such as the links, bushings, shocks, and springs. It can also be more challenging to maintain, as the components can wear over time and require replacement.
Another drawback of a 4 link suspension system is that it can give the vehicle a slightly rougher ride. This is because the links are not as flexible as other suspension systems, and the bushings can become worn over time, reducing the damping they provide. This can result in a harsher ride, which may not be suitable for all drivers.
READ: What Does SXT Stand For In Dodge?
There are two main types of 4 link suspension systems: triangulated and parallel. A triangulated 4 link suspension system is the most common type and consists of two links that are attached to the frame and two links that are attached to the axle. This suspension provides a good balance between ride comfort and handling performance.
A parallel 4 link suspension system is less common and consists of two links attached to the frame and two connected to the axle. This suspension provides better handling performance but can result in a slightly rougher ride.
Installing a 4 link suspension system can be a complex and time-consuming process. Before installing the system, it is vital to be familiar with the components and their functions. It is also essential to ensure that all parts are properly secured and aligned, as this will help ensure the system's best performance.
The cost of a 4 link suspension system can vary greatly, depending on the type of system and the components being used. Generally, the price of a triangulated 4 link suspension system is slightly lower than that of a parallel system.
Additionally, the cost of the components will depend on the quality and brand of the parts being used.
READ: The Best LS Standalone Harness
A 4 link suspension system can provide many benefits for vehicles, such as improved ride comfort and handling performance. However, it is essential to consider the cost and complexity of installation when choosing a system and the potential drawbacks that may come with it.
Additionally, it is vital to ensure that all components are correctly installed and maintained to provide the best performance from the system.