Specialized S-Works Tarmac SL7 - Dura Ace Di2
A race-focused road bike from 2021, made in 7 sizes from 44 to 61.
Size
Stack 534 mmReach 387 mm
Geometry
| Size | |||||||
|---|---|---|---|---|---|---|---|
| Fit | |||||||
| Stack (mm)How high the front sits | 491 | 504 | 517 | 534 | 555 | 581 | 602 |
| Reach (mm)How far forward the bars start | 369 | 378 | 383 | 387 | 398 | 405 | 411 |
| Stack ÷ reach Higher = more upright | 1.33 | 1.33 | 1.35 | 1.38 | 1.39 | 1.43 | 1.46 |
| Top tube (effective) (mm)Horizontal top-tube length | 496 | 509 | 531 | 541 | 563 | 577 | 595 |
| Seat tube angle Saddle position over the pedals | 75.5° | 75.5° | 74° | 74° | 73.5° | 73.5° | 73° |
| Seat tube length (mm)Frame size reference | 435 | 447 | 458 | 475 | 496 | 517 | 547 |
| Head tube length (mm)Front-end height | 93 | 102 | 113 | 131 | 151 | 178 | 198 |
| Standover (mm)Clearance when you stop | 723 | 735 | 746 | 768 | 786 | 808 | 834 |
| Handling | |||||||
| Head tube angle Steeper = quicker steering | 70.5° | 71.8° | 72.5° | 73° | 73.5° | 73.5° | 74° |
| Fork offset (mm)Fork rake | 47 | 47 | 47 | 44 | 44 | 44 | 44 |
| Trail (mm)More = steadier steering | 71 | 63 | 58 | 58 | 55 | 55 | 52 |
| Wheelbase (mm)Longer = more stable | 970 | 973 | 975 | 978 | 991 | 1006 | 1013 |
| Chainstay (mm)Shorter = snappier | 410 | 410 | 410 | 410 | 410 | 410 | 410 |
| BB drop (mm)More = lower centre of gravity | 74 | 74 | 74 | 72 | 72 | 72 | 72 |
| BB height (mm)Pedal clearance in corners | 262 | 262 | 262 | 264 | 264 | 264 | 264 |
| Front centre (mm)Room for your toes | 572 | 574 | 577 | 579 | 592 | 606 | 613 |
Underlined values are calculated by BikeLens. A dash means the brand doesn't publish it.
How it rides
Race-focused
A low, stretched position built for speed. Suits flexible riders who like to ride fast.
Handling, size 54
- Steering
- Neutral58 mm trail
- Wheelbase
- Agile978 mm
- Chainstays
- Balanced410 mm
- BB drop
- Typical72 mm
Bikes that fit like it
The closest road frames from other ranges, against size 54 here.
| Bike | Size | Stack | Reach |
|---|---|---|---|
| Megamo RAISE 01 SLR2026Stack same, reach −3 mm | M | same | −3 mm |
| Trek Émonda SLR 92024Stack −1 mm, reach −4 mm | 52 | −1 mm | −4 mm |
| Trek Madone SL 7 AXS Gen 62023Stack −1 mm, reach −4 mm | 52cm | −1 mm | −4 mm |
| Cannondale SystemSix Carbon Ultegra2024Stack +6 mm, reach −1 mm | 54 | +6 mm | −1 mm |
| Cervelo Soloist2022Stack +6 mm, reach −4 mm | 54 | +6 mm | −4 mm |
| Canyon Ultimate CF 7 Di2 A.502026Stack +5 mm, reach +3 mm | S | +5 mm | +3 mm |
Other versions
Same frame, different parts
These builds share this exact geometry, so they fit the same.