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"An impressively fast and comfortable top-of-the-range triathlon bike"
"Overall, we loved our time on the Speed Concept. The improved comfort, storage features and adjustability alone make it worth the wait over the previous version. Add in the claimed speed benefits, and you have a superbike that’s up there with the very best in 2022."
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Speed Concept-compatible accessories
Make sure your Speed Concept is dialed and race-ready with compatible accessories and gear.
Shop nowKnibb takes 70.3 World Championship win in St. George
After a carefully considered T1, Knibb stormed into the lead aboard her Speed Concept SLR and never looked back. Get the full story on her world champion performance below.
Read moreMoench wins Ironman Des Moines; O'Donnell qualifies for Kona
Catch up on the latest TFR Triathlon news.
Read moreSetting the gold standard
Learn more about how Ellen Van Dijk piloted her Speed Concept SLR to gold at the 2022 UCI Individual time trial world championships.
Learn moreThe always-on team
Research shows the single most impactful measure you can take to stand out to motorists is to use front and rear Daytime Running Lights. The team uses them on every training ride, any time of day—and they’ve found that these lights truly make a difference.
Read moreThis Speed Concept is the fastest bike we’ve ever tested—and it’s six minutes faster than the previous model at Kona. The ultralight 800 Series OCLV Carbon frame’s drag-reducing Kammtail Virtual Foil tube shapes cut through the air.
Integrated fuel and hydration storage makes it simple and stress-free to stay strong without leaving your aero position.
Our system is designed to fit as many triathletes as possible. It’s fully customizable, simple to adjust, and preserves your fit while you travel
Top Tube IsoSpeed takes the edge off rough roads, keeping you fresher and less fatigued not only on your ride, but on your run as well.
Ultegra Di2 R8100 is Shimano's most inspired drivetrain, packed with innovative, game-changing features. HYPERGLIDE+ technology allows for crisp, seamless shifts both up and down the gear range, even during maximal efforts. The new Di2 shifting system introduces Shimano's exclusive wireless integrated circuit, and the move to a 12 speed cassette ensures you have all the gearing you need. Ergonomics and aerodynamics have been enhanced at every turn, and you can set up the drivetrain just the way you like it via Shimano’s user-friendly E-Tube app.
Project One
Don't settle for anyone else's bike. Create your very own with Project One, Trek's custom bike program.
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Warrantied for life
Carbon wheels can lighten your ride and improve your performance—and when you ride Bontrager, your investment is protected. All Bontrager carbon wheels are backed by a lifetime warranty for the original owner.
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Carbon Care Wheel Loyalty Program
Every set of Bontrager carbon wheels is backed by the Carbon Care Wheel Loyalty Program. In the unlikely event that you damage your Bontrager carbon wheels within the first two years of ownership, we’ll repair or replace them for free.
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| Frame | 800 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape, T47 BB, integrated Bento box, integrated downtube storage |
|---|---|
| Fork | SC full foil carbon, integrated brake & stem |
| Frame fit | Triathlon |
| Weight | M - 8.97 kg / 19.78 lbs |
|---|---|
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg). |
| Battery | Shimano BT-DN300 |
|---|---|
| Charger | Charging cable included |
| Shifter | Shimano Dura-Ace hydraulic disc, R9180 Di2 lever, R9270 caliper, 160mm rotor |
|---|---|
| Front derailleur | Shimano Ultegra R8150 Di2, braze-on, down swing |
| Rear derailleur | Shimano Ultegra R8150 Di2, 34T max cog |
| *Crank |
Size:
S Shimano Ultegra R8100, 52/36, 170mm length |
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Size:
M, L Shimano Ultegra R8100, 52/36, 172.5mm length |
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Size:
XL Shimano Ultegra R8100, 52/36, 175mm length |
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| Bottom bracket | Praxis, T47 threaded, internal bearing |
| Cassette | Shimano Ultegra R8101, 11-30, 12 speed |
| Chain | Shimano Ultegra/XT M8100, 12 speed |
| Max chainring size | 1x: 58T, 2x: 55/44 |
| Wheel front | Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, 100x12mm thru axle |
|---|---|
| Wheel rear | Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, Shimano 11/12-speed freehub, 142x12mm thru axle |
| Skewer front | Bontrager Switch thru axle, removable lever |
| Skewer rear | Bontrager Switch thru axle, removable lever |
| Tire | Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700x25mm |
| Max tire size | 28mm rear, 25mm front |
| Saddle | Bontrager Hilo Comp, hollow chromoly rails |
|---|---|
| *Seatpost |
Size:
S Speed Concept SLR, 11.5mm or -20mm offset, short length |
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Size:
M, L, XL Speed Concept SLR, 11.5mm or -20mm offset, tall length |
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| *Handlebar part |
Size:
S, M Speed Concept 30mm Base Tower |
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Size:
S, M, L, XL Speed Concept 45mm Base Tower |
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Size:
S Speed Concept Cockpit Tower Topper Near |
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Size:
M, L, XL Speed Concept Cockpit Tower Topper Mid |
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Size:
L, XL Speed Concept 60mm Base Tower |
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| Handlebar/stem (integrated) | Speed Concept mid-rise bar/stem |
| Handlebar tape | Bontrager Supertack Perf tape |
| Brake | Shimano Dura-Ace hydraulic disc, flat mount |
| Brake rotor | Shimano CL800, centerlock, 160mm |
| Rotor size | Max brake rotor sizes: 160mm front & rear |
| Cage | Speed Concept Downtube Bottle Cage |
|---|---|
| Bottle | Speed Concept Downtube Bottle |