3D preview of Ventilated Brake Disc (dimension table)
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Ventilated Brake Disc (dimension table)

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Bounding box
140.0 × 140.0 × 35.1 mm
Engine
Precision B-rep
Parameters
28
Published
October 26, 2026

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Parameters

NameValueRange
Outer disc diameter140 mm80 – 150
Inner friction-ring diameter80 mm40 – 120
Friction plate thickness (each)5 mm2 – 10
Ventilation gap between plates10 mm2 – 20
Hub height above top plate15 mm2 – 40
Hub top radius (taper end)38 mm30 – 68
Central pilot bore diameter40 mm10 – 44
Ventilation vane count36 count6 – 72
Vane thickness3 mm1 – 8
Vane inner radius40 mm20 – 65
Vane outer radius70 mm45 – 75
Lug hole count5 count3 – 8
Lug hole pitch-circle diameter60 mm40 – 100
Lug hole diameter9 mm4 – 14
Cooling holes per ring12 count4 – 24
Cooling hole diameter4 mm2 – 8
Cooling hole ring 1 radius48 mm42 – 52
Cooling hole ring 2 radius55 mm50 – 60
Cooling hole ring 3 radius62 mm58 – 68
Cooling hole phase angle15 deg0 – 60
Radial cooling slot count6 count2 – 12
Slot inner radius45 mm30 – 60
Slot outer radius67 mm50 – 70
Slot width3 mm1 – 8
Slot depth (each face)1.5 mm0.5 – 2.5
Slot phase angle0 deg0 – 90
Hub-to-disc fillet radius2 mm0 – 4
Rim / hub-top chamfer0.5 mm0 – 1.5

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

Ventilated Brake Disc (dimension table) - Free CAD Model (STEP, STL) | TextoCAD