38S01W208 Drum Brake Systems

In a leading-trailing drum brake system, the wheel cylinder is located:

• At the bottom of the backing plate

• At the top of the backing plate

• On the side of the backing plate

• Outside the brake drum

The primary shoe in a leading-trailing drum brake system is:

• The rear shoe

• The longer shoe

• The front shoe

• The shoe with less lining

In a duo-servo drum brake system, the anchor point is located:

• At the bottom of the backing plate

• At the top of the backing plate

• On the side of the backing plate

• There is no anchor point

The self-energizing action in drum brakes refers to:

• The brake shoes retracting automatically

• The brake shoes applying more force due to drum rotation

• The automatic adjustment of brake shoes

• The hydraulic pressure increasing automatically

In a leading-trailing drum brake system, which shoe does most of the braking?

• Leading shoe

• Trailing shoe

• Both equally

• Neither

The self-adjuster in a leading-trailing drum brake system is typically located:

• Above the wheel cylinder

• Below the wheel cylinder

• On the side of the backing plate

• Outside the brake drum

The self-adjuster in a duo-servo drum brake system uses a:

• Hydraulic piston

• Mechanical lever

• Cable and guide

• Electronic sensor

The star wheel in a drum brake self-adjuster is turned when:

• The vehicle moves forward

• The vehicle moves in reverse and brakes are applied

• The brake pedal is released

• The parking brake is engaged

The purpose of the adjuster lever in a drum brake system is to:

• Apply the brakes

• Release the brakes

• Engage the star wheel for adjustment

• Hold the brake shoes in place

The primary shoe in a duo-servo drum brake system is:

• The rear shoe

• The front shoe

• The shorter shoe

• The shoe with more lining