Brake cylinders - brake systems
Brake cylinders convert hydraulic or air pressure into mechanical force. They engage brake shoes or calipers, forming the critical link between brake control and stopping power.
The brake cylinder is a key actuator in drum and air brake systems. In hydraulic drum brakes, it pushes the shoes outward against the drum. In pneumatic systems, air brake cylinders translate compressed air into strong mechanical motion to activate the braking mechanism.
There are several types of brake cylinders: single- or double-acting pneumatic cylinders, hydraulic wheel cylinders, and dual-function units with integrated spring brakes for parking functionality.
Failure of a brake cylinder can lead to pressure loss, brake lag, fluid leaks, or complete brake failure. Regular checks and timely replacement are essential for vehicle safety.
Key features and uses:
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Converts pressure into braking force
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Suitable for hydraulic, pneumatic, or combo systems
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Available in different sizes and configurations
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Options with or without spring brake function
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Designed for durability, sealing performance, and heavy-duty use
At Sanders Parts, we offer a wide range of brake cylinders built to deliver consistent, powerful, and safe braking — mile after mile.