SAC

SAC™ (Z-Cam) Drum Brake

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Applications

Bus and Coach Construction and Utility Defense Truck

Product Availability

Europe Asia Pacific South America
The SAC (Z-cam) drum brake is designed to reduce installation space and make shoe changes easier.

Features & Benefits

  • Internal auto adjuster has no requirement for slack adjuster
  • Adjuster sealed within torque plate/drum protects it from underbody and external environment
  • Sliding shoes for full lining utilization and even drum loading
  • C-spring for shoe return reduces installation space and makes shoe changes easier
  • Option for manual adjuster
  • Fabricated shoes for reduced unsprung mass
  • Smaller installation space compared to S-cam and slack adjuster installations
Actuation (Type) Wheel Size (Inch) Vehicles Up To (GAW in Tons) Rotor Diameter (disc) Drum Diameter (drum) Rotor Thickness (disc) Shoe Width (drum) Pad Area (disc only) Brakes Mass (with pads for disc brakes, with shoes for drum) (Axial - for disc only) (in kg) Brakes Mass (with pads for disc brakes, with shoes for drum) (Radial - for disc only) Brake Torque Medium Duty Use (1.5% of cycles at max. torque (1.175 million total) (in kNm) Brake Torque Heavy Duty Use (5.0% of cycles at max. torque (1.25 million total) (in kNm) Air Chamber Angle (disc only) (in degrees) Other Elements
Air (Drum Brake) 22.5 - 410-419 180-200 NA - NA - 30 NA -
Title Action
Meritor Brakes - Europe View brochure
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