12:32CDL Air Brakes Test 2024 (MOST Common Questions and Answers)
Driving Academy | CDL Truck Driving School
Watch on YouTubeCITROEN
1618860680
CITROEN
4246.L9
CITROEN
4246L9S
CITROEN
4246L9SK
CITROEN
E169055
METACO
3050-329
VW
23-0455
4 total
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12:32Driving Academy | CDL Truck Driving School
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5:57A brake disc (rotor) is the metal disc that the brake pads clamp onto to slow the wheel.
When the pads press against the spinning disc, friction converts the vehicle's motion into heat, which the disc dissipates; commercial vehicle discs are large and heat-resistant for high loads and repeated braking.
Mounted at the wheel as part of a disc brake. Because braking is safety critical, discs and pads are inspected on schedule and replaced by axle set by a qualified technician.
Yes — it is linked to 7 OE-compatible part number(s), shown in the compatible parts section above.