2013 Trek Speed Concept Series Frameset vs 2011 Specialized Tarmac SL3
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Specialized Tarmac SL3
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- −59 mm
- Shorter: quicker to change direction
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Trek Speed Concept Series Frameset numbers we have for size XL are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Speed Concept Series Frameset XL | Specialized Tarmac SL3 54 | Difference |
|---|---|---|---|
| Reach | 445 | not listed | |
| Stack | 565 | not listed | |
| Head tube angle | 72.5° | 73° | +0.5° |
| Effective top tube | 565 | not listed | |
| Chainstay length | 400 | 405mm | +5 mm |
| Wheelbase | 1037 | 978mm | −59 mm |
| BB drop | 80 | not listed | |
| Standover | 823 | 777mm | −46 mm |
| Seat tube length | 578 | 510mm | −68 mm |
| Head tube length | 152 | 145mm | −7 mm |
| Seat tube angle | not listed | 73.5° |
Differences are the Specialized Tarmac SL3 minus the Trek Speed Concept Series Frameset. Full charts: 2013 Trek Speed Concept Series Frameset, 2011 Specialized Tarmac SL3.
Where each sits in its class
Trek Speed Concept Series FramesetSpecialized Tarmac SL3
Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Trek Speed Concept Series Frameset9 Series Frameset | Specialized Tarmac SL3S-Works |
|---|---|---|
| Frame | Trek OCLV | Specialized S-Works SL3 FACT |
| Fork | Trek SC KVF | not listed |
| Bottom bracket | Trek BB90 | not listed |
| Brake | Bontrager Concept | not listed |
| Handlebar | Bontrager Concept | not listed |
| Stem | Bontrager Concept | not listed |
| Seatpost | Bontrager Concept | not listed |
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