Alignment Angles
Suspension Parts
Steering Linkage
Power Steering
Alignment Service
100
The pointing of the front of tires toward the center of the vehicle.
What is toe in
100
Transfers force from one side of the vehicle to the other to reduce body roll
What is stabilizer or sway bar
100
Connects inner and outer tie rod ends
What is an adjusting sleeve
100
The science that deals with the laws governing liquids in motion and their applications in engineering.
What is hydraulics
100
Specifically the last angle that you adjust on a four wheel alignment
What is front toe
200
The tilting of the top of the tire in or out
What is camber
200
Allows the control arms to move up and down while allowing the knuckle to pivot.
What is a ball joint
200
Type of joint used for inner tie rods on a rack and pinion
What is ball socket
200
The style of pump used in most automotive power steering systems
What is a vane style pump
200
Will cause the tires to feather toward the inside edges.
What is excessive toe in or positive toe.
300
The difference between the true longitudinal centerline of the vehicle and the pointing of the rear wheels
What is thrust angle
300
Insulates the suspension from the frame while allowing torsional movement
What is a control arm bushing
300
Supports the right side of the center link
What is an idler arm
300
Reacts to hydraulic demand to provide the proper amount of fluid to the steering gear under varying conditions
What is the flow control valve
300
Used to adjust angles on a solid rear axle.
What is an alignment shim
400
The angle formed between true vertical and an imaginary line drawn between the upper and lower pivot points of the spindle.
What is steering axis inclination
400
The front connects to the frame and the rear connects to the axle and is mounted longitudinally.
What is a trailing arm
400
Turns rotational movement into lateral movement in order to move the center link
What is a pitman arm
400
Directs pressurized fluid to the proper side of the rack or piston in order to assist in turning the wheels
What is the rotary valve
400
The term for the side to side difference in angles to offset for road crown
What is caster split
500
The distance between the line through the steering axis and the centerline of the wheel at the contact point with the road surface
What is scrub radius
500
Used on a vehicle with a straight front axle to control side to side movement.
What is a track bar
500
Uses a steering arm with two holes in it. One for the drag link and the other for the tie rod
What is cross-steer linkage
500
Part of the pinion gear which allows the center of the rotary valve to turn before the outside, and attaches to the steering shaft.
What is the torsion bar
500
The effects on camber and caster if you move the rear of the lower control arm inward.
What is lower both camber and caster