Trek Speed Concept SLR 9 Red AXS Triathlon Bike 2025
The Speed Concept is many things, but above all, it’s fast. It’s the perfect choice for triathlons and time trials where every second counts. Now featuring the new SRAM Red AXS, it offers even greater performance with its advanced 12-speed drivetrain, providing smoother and more precise shifting. Boasting adjustability, integration, customization options, aero wheels, and a cutting-edge drivetrain—all in a super aero design built for flat-out speed.
Technical Specification
| Frame | 800 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape, T47 BB, integrated |
| Bottom Bracket | SRAM DUB, T47 threaded, internal bearing |
| Brake Lever Left | SRAM S-900 Aero |
| Brake Lever Right | SRAM S-900 Aero |
| Cassette | SRAM RED XG-1290 E1, 10-33, 12 speed |
| Crank | SRAM RED AXS E1, power meter, 48/35, DUB, 172.5mm length |
| Bento box, integrated downtube storage | |
| Fork | SC full foil carbon, integrated brake & stem |
| Front Derailleur | SRAM RED AXS E1, braze-on |
| Handlebar | Speed Concept mid-rise bar/stem |
| Headset | Trek EcoTack, black |
| Rear Derailleur | SRAM RED AXS E1, 36T max cog |
| Saddle | Bontrager Hilo Pro Carbon |
| Seatpost | Speed Concept SLR, 11.5mm or -20mm offset, tall length |
| Shifter Left | SRAM eTap AXS Wireless Blips, basebar-mounted |
| Shifter Right | SRAM eTap AXS Wireless Blips, basebar-mounted |
| Shifter Set | SRAM eTap Clics, extension-mounted |
| Stem | Speed Concept Cockpit Tower Topper Near |
| Front Tyre | Bontrager R4 320, 700x25mm |
| Rear Tyre | Bontrager R4 320, 700x25mm |
| Front Wheel | Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51mm rim depth, 100x12mm thru axle |
| Rear Wheel | Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51mm rim depth, SRAM XD-R driver, 142x12mm thru axle |
| Chain | SRAM RED E1,12/13 speed |
Built, Checked, Tuned and Tested
All our bikes are fully built, checked, tuned and tested by our Cytech qualified mechanics and then securely packaged, ready for delivery. All you have to do is add the pedals (if included), attach the handlebars to the stem and tighten them following the included detailed instructions or by watching our video and using the provided FREE tools. Visit our Bike Assembly page to see how you assemble your new bike once you receive it.
All bikes collected from our shop, are built, tested and ready to ride. For hassle-free home delivery and bike set-up from a qualified mechanic use our Premier Delivery Service.
Please note, occasionally, manufacturers may change the specification without notice. Bicycles do not come with pedals unless otherwise specified. Bikes ordered for delivery will not arrive with the pedals installed, please refer to the owners manual and pedal installation guides provided for guidance. We do not install accessories to bikes, including mudguards. Bikes ordered for delivery that have tubeless compatible tyres and rims will arrive with inner tubes installed or with tubeless valves installed, this will be brand dependent. Sealant is available to be purchased separately.
If you require any assistance please contact our Customer Care team.
Trek Speed Concept SLR 9 Red AXS Triathlon Bike 2025 Sizing
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