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
MERCEDES
903 421 00 12
MERCEDES
903 421 01 12
MERCEDES
903.421.00.12
MERCEDES
9034210012
MERCEDES
9034210112
MERCEDES
A 903 421 00 12
MERCEDES
A 903 421 01 12
26 total
A.B.S.
18129
Brake disc
ATE
24.0122-0245.1
Brake disc
BLUE PRINT
ADU174391
Brake disc
BOSCH
0 986 479 212
Brake disc
BREMBO
09.A922.14
Brake disc
FEBI BILSTEIN
38623
Brake disc
FERODO
FCR361A
Brake disc
FREMAX
BD-0187
Brake disc
FTE
9082504
Brake disc
HELLA
8DD 355 118-051
Brake disc
HELLA PAGID
8DD 355 118-051
Brake disc
LPR
M2067V
Brake disc
MAGNETI MARELLI
360406099500
Brake disc
MAXGEAR
19-2702
Brake disc
MEYLE
015 521 0003
Brake disc
MINTEX
MDC2127
Brake disc
NK
2033107
Brake disc
NK
3133107
Brake disc
OPTIMAL
BS-9410HC
Brake disc
PE AUTOMOTIVE
016.646-00A
Brake disc
SKF
VKBD 81234 V1
Brake disc
SWAG
10 93 8623
Brake disc
TEXTAR
93127800
Brake disc
TRW
DF6194S
Brake disc
VAICO
V30-80086
Brake disc
VALEO
673435
Brake disc
Watch maintenance and replacement tutorials on YouTube.
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 7 OE-compatible part number(s), shown in the compatible parts section above.