Hella alternator freewheel pulleys meet OE quality requirements

known for being exceptionally robust and UV stable

Polycarbonate Body

55 kg Cross References WABCO : 4253520000

Pulleys: with multi-belt pulley - Belt Pulley Ø: 52

EBS 02.06.22.452 BRAKE CHAMBER - SINGLE - DISC - TY22 ( BS3452 ) Toolbox With Tools Hella alternator freewheel pulleys meetBrake chambers are used on truck and trailer air brake systems, located at each wheel, where compressed air is converted into a mechanical force used to apply the brakes and stop the vehicle. They are also designed to apply the the brakes automatically in the event that there is a loss of system air pressure. This happens because the air pressure holding back the heavy parking emergency spring dissipates allowing the spring to extend the pushrod which