163.9963.7664.5
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Interactive 3D model of Hardtail Bicycle Frame

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Hardtail Bicycle Frame

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Bounding box
963.7 × 163.9 × 664.5 mm
Engine
Precision B-rep
Parameters
20
Published
October 4, 2026

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The prompt

Geometry: 64.5° head angle, 76° seat angle, 445 mm reach, 625 mm stack, 315 mm BB height, 425 mm chainstays.

Parameters

NameValueRange
Head Angle64.5 deg55 – 75
Seat Angle76 deg65 – 80
Reach445 mm380 – 520
Stack625 mm550 – 700
BB Height315 mm280 – 350
Chainstay425 mm400 – 450
Head Tube Length150 mm110 – 200
Seat Tube Length500 mm400 – 600
Rear Wheel Radius370 mm340 – 400
BB Shell Width68 mm60 – 86
Rear Spacing142 mm130 – 157
Down Tube OD40 mm30 – 50
Top Tube OD35 mm25 – 45
Seat Tube OD35 mm25 – 45
Head Tube OD50 mm40 – 60
Chainstay OD22 mm14 – 30
Seatstay OD16 mm12 – 25
BB Shell OD45 mm35 – 55
Dropout OD12 mm8 – 16
Dropout Thickness10 mm5 – 15

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.

Hardtail Bicycle Frame - Free CAD Model (STEP, STL) | TextoCAD