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The all-new S-Works Tarmac SL9 frameset is the definitive foundation for the fastest road bike ever made—a purebred chassis engineered to dominate British roads. If your goal is to curate a bespoke superbike tailored specifically to your racing needs, this frameset provides the ultimate starting point. It sheds every unnecessary gram whilst maximising aerodynamics, giving you a blank canvas to build a machine that turns your every effort into pure velocity. For riders who refuse to accept off-the-shelf compromises, the Tarmac SL9 frameset leaves absolutely no room for error.
While complete bikes are often judged by their components, the true speed of the Tarmac SL9 lies inherently within the frame design itself. It delivers the lowest real-world Time to Finish of any chassis in history, featuring tube profiles optimized to reduce drag without adding bulk. Validated across real race courses with real riders, this frame handles crosswinds, blustery headwinds, and high-speed descents with unparalleled stability. It ensures that whatever components you choose to bolt onto it, the underlying platform is mathematically proven to get you to the line faster.
For hill-climb specialists and weight-weenies, this frameset represents a monumental engineering achievement. Constructed from top-tier FACT 12r carbon, the bare frame tips the scales at an astonishingly svelte 687 grams. When combined with the forks and small parts, the total module weight is a mere 1.56 kg. This featherweight construction allows you to build a bike that defies gravity on steep gradients, yet the advanced carbon layup retains the immense bottom-bracket stiffness required for explosive out-of-the-saddle accelerations.
Choosing the S-Works Tarmac SL9 frameset means inheriting a system where the small details receive World-Tour attention. The chassis comes equipped with a Ceramic Speed SLT headset, utilizing solid-lubrication technology to ensure friction-free, corrosion-resistant steering even through wet British winters. Additionally, the proprietary S-Works Aero Carbon Post is included, specifically shaped to slice through the air whilst providing just enough compliance to smooth out rough tarmac, keeping you fresher for longer.
| Size | 44 | 49 | 52 | 54 | 56 | 58 | 61 | 64 |
|---|---|---|---|---|---|---|---|---|
| Rider Height (cm) | 142 - 152 | 155 - 163 | 163 - 170 | 170 - 178 | 175 - 180 | 180 - 188 | 188 - 196 | >196 |
| Rider Height (ft. in.) | 4'8" - 5'0" | 5'1" - 5'4" | 5'4" - 5'7" | 5'7" - 5'10" | 5'9" - 5'11" | 5'11" - 6'2" | 6'2" - 6'5" | >6'5" |
| Bike Standover Height | 682 | 715 | 743 | 762 | 783 | 805 | 844 | 862 |
| Seat Tube (ctr-top) | 365 | 410 | 446 | 465 | 485 | 505 | 547 | 568 |
| Seat Tube (ctr-ctr) | - | - | - | - | - | - | - | - |
| Effective Top Tube | 512 | 525 | 533 | 545 | 563 | 579 | 595 | 609 |
| Actual Top Tube | - | - | - | - | - | - | - | - |
| Seat Angle (°) | 74 | 74 | 74 | 74 | 73.5 | 73.5 | 73.5 | 73 |
| Head Tube Angle (°) | 70 | 71.5 | 72 | 72.75 | 73.5 | 73.5 | 74 | 74 |
| Head Tube Length | 90 | 100 | 112 | 125 | 143 | 170 | 205 | 215 |
| Fork Rake | 50 | 50 | 50 | 44 | 44 | 44 | 44 | 44 |
| Chainstay Length | 413 | 413 | 413 | 415 | 415 | 418 | 418 | 418 |
| Wheelbase | 981 | 982 | 986 | 988 | 995 | 1014 | 1024 | 1033 |
| Stack | 540 | 555 | 570 | 585 | 605 | 630 | 665 | 675 |
| Reach | 353 | 363 | 368 | 376 | 384 | 392 | 398 | 404 |

All measurements are in mm unless otherwise stated.
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Founded in California in 1974, Specialized began with a simple promise: serious riders deserve serious gear. Half a century later, the brand still funds its own wind tunnel, builds its own carbon, and tests every bike with the world's best so that you ride your own best.
The first production mountain bike. The first cycling-specific shoes. FACT carbon, the Win Tunnel, S-Works. Specialized has a habit of building the things the rest of cycling ends up copying.