This is the replaceable wear material for drum brakes
What are the shoes
100
must be adjusted thru the backing plate
What are drum brakes
100
Hazardous material used for brake linings in early vehicles
What is asbetos
200
RWAL
What is rear wheel antilock brakes
200
can be fixed or floating
What is brake caliper
200
most commonly used type of drum brake
What is Duo Servo
200
Main advantage of having antilock brakes
What is maintain steering control
200
must be changed every 3 years especially in humid conditions
What is brake fluid
300
Kpa
What is Kilo pascal
300
can be vented and or slotted
What is brake rotor
300
hydraulic component located in the drum
What is the wheel cylinder
300
is required on each wheel to determine wheel speed
What is wheel speed sensor
300
causes a high pitched noise when the brakes are applied
What is brake wear indicator
400
This provides clearance between the disk and pad when the brakes are released
What is the square o-ring
400
pulls the brake shoe from the drum when the brakes are released
What is a brake shoe return spring
400
Reduces the rear brake pressure to match the vehicle weight splits between the front and rear wheels. Is vehicle specific and can be pressure or load sensative
What is proportioning valve
400
removes air from the brake lines and cylinders
What is bleeding the brakes
500
ERBP
What is Equilibrium Boiling Point
500
This part is warped if you feel the brake pedal pulse as you are braking.
What is the Rotor
500
This valve illuminates a brake light if there are unequal pressures in the brake system.
What is pressure differential valve
500
This valve restricts pressure to the front brakes to allow the rear brake shoes to engage the drum
What is metering valve
500
maintains a slight pressure in the brake system to improve the seal of the wheel cylinder cups in early drum brakes