# What do stiffer sway bars do?

## What do stiffer sway bars do?

The stiffer the sway bar, the more resistance is extended to counteract the body roll. Too much sway bar stiffness creates excess pressure on the outside loaded tire causing a loss of traction. Sway bar stiffness is calculated by the force required to twist one end versus the other and calculated in lb-in.

## How do you size a sway bar?

To get the diameter of your sway bar, take your circumference and divide it by π (that’s pi or 3.14159). The result of this calculation is the diameter of your bar.

Do you need a front and rear sway bar?

Rear sway bars are recommended for a variety of vehicles, though it’s not always immediately clear when a rear bar is most called for. The general rule of thumb is that a rear wheel drive vehicle will benefit from a front sway bar, while a front-wheel drive will benefit from a rear sway bar.

How are sway bar rates calculated?

Example: if we have a sway bar wheel rate of 300 lb./in. and a sway bar motion ratio of 0.8333 (this number squared is 0.6944), we calculate the sway bar rate at the end of the arm to be (300 / 0.6944) = 432 lb./in.

### Do sway bars help handling?

Sway bars improve a car’s handling around turns and corners by controlling the vehicle’s weight transfer, including body roll. By working to keep the wheels on each side of the car as even as possible, they help keep the car more planted and maintain a strong contact patch between the tires and the ground.

### What angle should my sway bar be?

Typically the sway bar arms should be angled up towards the sway bar links somewhere around 10 degrees.

Can you remove a sway bar with the car on the ground?

As long as both wheels are at the same height, there’s no tension on the bar or endlinks. Yes you can.

Do you really need a sway bar?

Sway bars are an important component of a vehicle’s suspension. Also known as anti-roll, anti-sway, stabilizer, or roll bars, a sway bar reduces your vehicle’s body roll and “sway”. Not every vehicle has a sway bar, but they can be extremely useful, especially for larger vehicles like RVs and motor coaches.

## How do you calculate bar stiffness?

In this paper we consider the use of anti-roll bar at the rear suspension of the vehicle.

1. Stiffness of Bar. Stiffness of the anti-roll is given by the equation, ke =F/∆x.
2. Roll Angle Calculation. In this section roll angle calculation is done based on method given by [6].In this method roll angle is actually.

## Why do sway bar links break?

The sway bar link maintains the camber angle of the inner wheels to control motion. Like many automotive parts, over time the sway bar links will wear out. Water intrusion that leads to rust, age, and lack of lubrication all contribute to deterioration over time.