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
Watch on YouTubeImage pending
Brake disc
RENAULT
7421575117
Brake discs pair
RENAULT
20515093
RENAULT
50 01 864 498
RENAULT
50 01 864 498 S
RENAULT
5001 864 498
RENAULT
5001864498S
RENAULT
74 21 575 117 S
RENAULT
7420515093
RENAULT
7421575117S
RENAULT
85103803
VOLVO
20428193
Brake disc
VOLVO
21575071
Brake disc
VOLVO
85103803
Brake disc
VOLVO
85110496
Brake disc
VOLVO
20 515 093
VOLVO
20514093
VOLVO
20515083
VOLVO
20515093
VOLVO
21575071 S
VOLVO
21575071S
VOLVO
21575117
VOLVO
84107803
11 total
Watch maintenance and replacement tutorials on YouTube.
9:44Driving Academy | CDL Truck Driving School
Watch on YouTube
14:21
10:20Smart Drive Test
Watch on YouTubeA 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 22 OE-compatible part number(s), shown in the compatible parts section above.