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Brake Chambers

Service brake and spring brake chambers for air, disc and drum applications


What do Brake Chambers do?

WABCO‘s brake chambers ensure the correct transmission of pressure to the brake. While WABCO‘s UNISTOP™ reliably actuates the service brake, TRISTOP™ and TRISTOP™ D also enable parking and emergency braking.


Spring Brake Chambers

High quality piston and double diaphragm spring brake types with redundant sealing and high inner component protection 

Customer Benefits:

Enable service, parking and emergency brake functions

Piston type spring chamber enables higher force transmission

Internal Breathing Valve (IBV) provides clean and dry air only

Helps to maximize protection against exterior contaminants

Coil clash-free design prevents corrosion on parking spring

Helps to maximize brake chamber life and vehicle uptime



Service Brake Chambers

Road proven solution with a wide range of variants for air, disc and drum brakes 

Customer Benefits:

Reliably enables service brake function

Robust design helps to maximize product life

Trusted technology in millions of commercial vehicle applications globally

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