2024 Trek Speed Concept SLR 9 AXS

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  • Regular price $19,999.99

The Speed Concept SLR 9 AXS is an aerodynamic carbon triathlon bike engineered for incredible speed and seamless integration. Every bit of this bike – from the light aero frame to ride-smoothing IsoSpeed, cutting-edge fuel and hydration systems, and a SRAM RED AXS wireless electronic drivetrain – has been painstakingly designed to help you beat your PR again... and again... and again.

It's right for you if...

You leave it all on the course and want a tri bike that does the same. You want blazing-fast aero speed, SRAM’s wireless electronic drivetrain for precise shifts and loads of integrated accessories that make hydrating and re-fuelling easy.

The tech you get

Ultra-lightweight 800 Series OCLV Carbon frame, drag-reducing Kammtail Virtual Foil (KVF) tube shaping, Speed Concept full foil carbon fork, road-smoothing IsoSpeed, integrated fuel storage, hydration and flat kit storage, SRAM RED AXS wireless electronic 12-speed drivetrain with SRAM AXS Blips shifters, a RED AXS power meter, fully integrated handlebar and stem, Bontrager Hilo Pro Carbon triathlon-specific saddle for an aggressive aero position, disc brakes for reliable stopping power and aero Bontrager Aeolus RSL 51 OCLV Carbon wheels.

The final word

The Speed Concept is as fast as it is smart. It's simple, thoughtful design and integrated features ensure a less stressful race day, help you achieve your fastest bike splits ever and set you up for a successful run. The SLR 9 also gives you the performance boost of SRAM's RED AXS wireless electronic drivetrain and high-end Bontrager OCLV Carbon wheels.

Why you'll love it

  1. Smart integrated fuel and hydration storage makes it simple and stress-free to stay strong without leaving your aero position
  2. Easy build, easy travel: fast assembly makes it easier to travel to races
  3. The SRAM RED AXS drivetrain is smart, smooth and completely wireless
  4. Comes with a SRAM RED AXS power meter for more effective training rides from the start
  5. Make it yours: it's fully customisable through Project One Choose your model. Choose your paint. Choose your parts.

Colour Options:

- Deep Smoke/Gloss Black

- Viper Red/Black

- Mulsanne Blue/Black

- Radioactive Coral/Black

- Emerald Iris/Black

- Hex Blue/Black

*Please note – spec applies to all sizes unless listed separately


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 – 8.60 kg/18.96 lb
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

*Shifter Size: S, M, L, XL
SRAM eTap AXS BlipBox
Size: S, M, L, XL
SRAM eTap Clics, extension-mounted
Size: S, M, L, XL
SRAM eTap AXS Wireless Blips, base bar-mounted
Front derailleur SRAM RED eTap AXS, braze-on
Rear derailleur SRAM RED eTap AXS, 36T max cog
*Crank Size: S
SRAM RED AXS w/ power meter, 48/35, DUB, 170 mm length
Size: M, L
SRAM RED AXS w/ power meter, 48/35, DUB, 172.5 mm length
Size: XL
SRAM RED AXS w/ power meter, 48/35, DUB, 175 mm length
Bottom bracket SRAM DUB, T47 threaded, internal bearing
Cassette SRAM XG-1290, 10-33, 12-speed
Chain SRAM RED D1, 12-speed
Max. chainring size 1x: 58T, 2x: 55/44

Wheel front Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51 mm rim depth, 100x12 mm thru axle
Wheel rear Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51 mm rim depth, SRAM XD-R driver, 142x12 mm thru axle
Skewer front Bontrager Switch thru-axle, removable lever
Skewer rear Bontrager Switch thru-axle, removable lever
*Tyre Size: S, M, L, XL
Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700x25 mm
Size: S, M, L, XL
Bontrager R4 320, 700x25 mm
Max tyre size 28mm rear, 25mm front

Saddle Bontrager Hilo Pro Carbon
*Seatpost Size: S
Speed Concept SLR, 11.5 mm or -20 mm offset, short length
Size: M, L, XL
Speed Concept SLR, 11.5 mm or -20 mm offset, tall length
*Handlebar part Size: S, M
Speed Concept 30 mm Base Tower
Size: S, M, L, XL
Speed Concept 45 mm Base Tower
Size: S
Speed Concept Cockpit Tower Topper Near
Size: M, L, XL
Speed Concept Cockpit Tower Topper Mid
Size: L, XL
Speed Concept 60 mm Base Tower
Handlebar/stem (integrated) Speed Concept mid-rise bar/stem
Handlebar tape Bontrager Supertack Perf tape
Brake rotor SRAM CentreLine X, CentreLock, round edge, 160 mm
Brake lever SRAM S-900 Aero
Rotor size Max brake rotor sizes: 160mm front & rear

Battery SRAM eTap battery pack (with charger)
Cage Speed Concept Downtube Bottle Cage
Bottle Speed Concept Downtube Bottle

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.