Specialized S-Works Demo geometryMTB · 2026 · 3 sizes, from S3 to S5
The Specialized S-Works Demo is a mtb bike available in 3 sizes, from S3 to S5.
Geometry chart by size
Measurements in mm and degrees, as published by Specialized. The ones that matter most for choosing a size are in bold.
| Size | S3 | S4 | S5 |
|---|---|---|---|
| Stack | 640 | 640 | 640 |
| Head tube length | 110 | 110 | 110 |
| Head angle | 62.5° | 62.5° | 62.5° |
| Chainstay length | 435 | 445 | 455 |
| Wheelbase | 1,260 | 1,302 | 1,335 |
| Front centre | 825 | 857 | 880 |
| BB drop | 20 | 20 | 20 |
| BB height | 355 | 355 | 355 |
| Fork length | 611 | 611 | 611 |
| Fork offset | 52 | 52 | 52 |
| Trail | 137 | 137 | 137 |
| Top tube (method not stated) | 582 | 614 | 637 |
| Seat tube (method not stated) | 400 | 420 | 420 |
| Seat angle (method not stated) | 78.0° | 78.0° | 78.0° |
Source: Specialized official website · data from 11 Nov 2026. Spot a mistake?
Character of each size
Compared with other mtb bikes. Further right means more of that quality.
S3
S4
S5
Positionracing → relaxed
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—
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Steeringcalm → quick
Pedallingrearward → forward
Bottom brackethigh → low
Wheelbaselively → planted
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Rear endstable → agile