9:44CDL Class A FULL In Cab Inspection and Air Brake Test 2023 - Pass Your CDL Trucking Road Test
Driving Academy | CDL Truck Driving School
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Brake disc
CITROEN
4246P9
CITROEN
424972
CITROEN
4249C1
CITROEN
E169157
PEUGEOT
1618861880
PEUGEOT
4246P9
PEUGEOT
424972
PEUGEOT
4249C1
PEUGEOT
E169157
CITROËN/PEUGEOT
4246P9
CITROËN/PEUGEOT
424972
CITROËN/PEUGEOT
4249C1
PEUGEOT (DF-PSA)
4246P9
PEUGEOT (DF-PSA)
424972
PEUGEOT (DF-PSA)
4249C1
7 total
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9:44Driving Academy | CDL Truck Driving School
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14:21
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 15 OE-compatible part number(s), shown in the compatible parts section above.