How do you measure caster angle on a Jeep XJ?
Caster angle must be measured with the axle loaded, as in wheels on the ground or at normal height on jackstands. You should use a square on the floor against the upper ball joint, then measure from the square to the center of both ball joints.
How do you adjust the caster angle on a Jeep XJ?
You can adjust caster with adjustable upper or lower arms. It’s best to use lowers but uppers can be used if needed. You can also adjust caster with the lower control arm frame side pocket. There’s about an inch worth of adjustment but you need shims to go in between the adjustment shoe and back plate of the bracket.
How do you adjust the caster on a Jeep?
The most favorable way to adjust your caster angle is to install a set of adjustable front upper and lower control arms. The lowers would be used to reposition the axle properly under your Jeep and the upper control arms allow you to set the caster angle.
Can too much caster cause death wobble?
If your Jeep has too little caster angle, it can be a candidate for developing death wobble. As always, too much of a good thing ain’t bad. Add too much caster angle and your Jeep will wonder down the road like it’s lost as the two tires fight to follow their own independent path.
Where do you measure caster?
See all 10 photos Caster is viewed from the side of the tire. Positive caster is when the top of the spindle is tilted backward toward the rear of the car, as in the photo. Negative caster is when the top of the spindle is angled toward the front of the car.
What is caster and camber?
Caster is the angle between the verticle line and kingpin centre line in the plane of the wheel when the viewed from the side is called the caster angle. Camber is the angle between the centre line of the tyre and vertical line viewed from the front of the vehicle is known as the camber angle.
Can you change the caster angle on a jeep?
When you get your Jeep aligned at a repair shop, checking the caster is one of the measurements the mechanic (and the machine) records. They already know what the measurement should be, and compare that to what they find when they check. If needed, they can change the degrees of the caster angle.
Why does the wheel turn with the caster on?
If you turn left or right, the wheel turns with you. All because of it’s “caster” position. If the stud was mounted directly in line with the hub, you could still push the cart, and the wheel would eventually turn, but just a few degrees of caster makes all the difference. What Is Caster? Wheel Alignment
When do I need to change my caster settings?
When to change your Caster settings depends on many variables, and the modifications you made to your suspension. Sometimes, maybe most of the time, no caster change is needed. Typically the company who makes a lift kit will tell you if you need to change the specs on the castor alignment.