9:44CDL Class A FULL In Cab Inspection and Air Brake Test 2023 - Pass Your CDL Trucking Road Test
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Brake disc
LAND ROVER
3H421027AA
LAND ROVER
6H421027BA
LAND ROVER
LR031843
LAND ROVER
SDB500192
LAND ROVER
SDB500193
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12:53
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 5 OE-compatible part number(s), shown in the compatible parts section above.