Rear steer happens when the rear axle is not perpendicular to the center line of the chassis. … The rear axle can be “steered” one way or the other statically (without movement, sitting still) by simply lengthening or shortening the rear locating mechanism.
What is the difference between front steer and rear steer?
A rear steer setup typically adds over-steer under deflection, a front steer setup typically causes under-steer while deflecting. This is why it’s generally considered to be superior. With rear steer, Ackermann correction has the steering arms angling inward as you go from the knuckle to the tierod end.
What is rear steer in a drag car?
Rear Steer (RS) in a race car is a condition caused by suspension movement and/or rearend rotation. … As the rear corners of the car move, along with the controlling arms that locate the rearend fore and aft, each side can move the wheel on that side forward or to the rear.
What is front steer in a race car?
Front steer means the tie rods and center link are in front of the axle.
What is bump steer on a car?
Bump steer or roll steer is the term for the tendency of the wheel of a car to steer itself as it moves through the suspension stroke.
How do you increase side bites in a dirt track car?
To give the car more lateral traction, go to a softer right rear bar or a stiffer right front spring. A stiffer left rear bar will have two effects: raising the car (higher CGH), and adding static left rear weight.
How do you adjust a triangulated 4 link?
The adjuster is at the front of the bar. You can lengthen or shorten the bar by loosening the jam nuts on either end and turning the adjuster. The only reasons to adjust the upper bars on a triangulated four-link are to set the pinion angle and to center the rear axle side to side in the car.
How much is a bump steer?
Acceptable amounts of bumpsteer vary as to the intended use. But for most applications, up to 0.030- inch of bump is acceptable. Most teams try to reduce bump to under 0.010-inch when possible.