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TRW

DF4146

Brake disc

Specifications

Brake Disc Thickness
14 mm
Centering Diameter
76 mm
Height
51.3 mm
Minimum thickness
12 mm
Outer Diameter
300 mm
Brake Disc Type
solid
Rim Hole Number
5
Number of Holes
9
Thread Size
16,6
Bolt Hole Circle Ø
120
Colour
Black
Surface
Painted
Test Mark
E1 90R-02 C0190/0742
Weight
10.16 kg

Vehicle Manufacturers

VW(1 items)

VW

7T0 615 601

Featured videos

Watch maintenance and replacement tutorials on YouTube.

9:44

CDL 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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About this part

A 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.

Frequently asked questions

Does DF4146 have compatible (OE) part numbers?

Yes — it is linked to 1 OE-compatible part number(s), shown in the compatible parts section above.

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