Brakes And Suspension Flashcards
What are the three types of suspension?
Steel spring
Rubber spring
Rubber torsion
How many pins, bushings and nuts are on a single, tandum, and Tri-axle?
Single- 6
Tandum- 14
Tri-axle- 24
What’s the purpose of a shock absorber?
To control bounce and maintain tire to the road contact
What can worn suspension cause?
Tire wear
Poor handling
Noise
What will loose U bolts cause?
Can cause broken centre bolts
What will a broken rebound clip cause?
Can cause main leaf breakage
How much of a life will an axle flip give you?
4-6 inches
What’s the recommended camber for a axle?
3/8 degree
What’s the recommended toe in angle?
1/8 inch
How often should you re-torque?
After the first 50 and 100 miles
What is static unbalance?
When there’s a heavy spot on a part of the tire or wheel assembly
What’s dynamic unbalance?
Weight of the wheel and tire is uneven towards the edge of the wheel
What will unbalanced wheels cause?
Suspension wear
What is UVW?
Unloaded vehicle weight
What is servo breaking?
When the primary shoe pushes up against the secondary forcing it against the drum.