ASE Auto Maintenance and Light Repair
Terms & Definitions
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A braking system that uses cast iron disc mounted on the wheel hubs, over which brake calibers are mounted. Hydraulic pressure from the brake system forces the caliper pistons against friction pads melted in the calipers, which in turn clamp the brake pads, stopping their rotation.
In a manual transmission, part of the synchronizer assembly. A brass ring that brings the driven gear to shaft speed before engagement.
And automotive terminology, the main part of a heat exchanger, such as a radiator, evaporator or heater. Usually made of tubes, surrounded by cooling fans, used to transfer heat from the coolant to the air.