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The Speed Concept SLR 9 AXS is an aerodynamic carbon triathlon bike engineered for incredible speed and seamless integration
The Speed Concept SLR 9 AXS is an aerodynamic carbon triathlon bike engineered for incredible speed and seamless integration
Trek

Trek Speed Concept SLR 9 AXS Time Trial/Triathlon Bike 2025 in Carbon Red/Smoke

£11,750.00
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Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
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In the unlikely event that you are not satisfied with your purchase please feel free to return your items within 90 days of the purchase date for a full exchange or refund. Any item (excluding food, underwear or e-gift vouchers) can be returned to us for any reason within 90 days, provided that the item has not been used or fitted and is returned in its original packaging with valid proof of purchase.

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Terms & Conditions

Items must be returned in their original packaging and unused. Refunds will be issued once the product(s) have been received and inspected.

Click & Collect customers can buy with confidence knowing that they can review the item before deciding whether it is right for you before leaving the store. Should you decide it's not right for you, it can be conveniently exchanged or refunded straight away, or you still have up to 90 days to return it if you are still unsure.

Please note:
1. If the items we have sent you are faulty, damaged or not as we described, we will cover the cost of collection and the delivery of the correct item.

2. If we have delivered the correct bike but upon inspection, you decide the bike is not the one for you, we will charge you £24.99 for collection. If you do not have the original box, we will charge you an additional £15 to provide one.

Refunds will be processed using the same method of payment used for the original purchase. Credit & debit card refunds must be made to the card used for the original purchase.

We are unable to offer a refund without a valid proof of purchase.

Trek Speed Concept SLR 9 AXS Time Trial/Triathlon Bike 2025 in Carbon Red/Smoke

Season:2025

Brand:Trek

Code:48020RED

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 to cutting-edge fuel and hydration systems – has been painstakingly designed to help you beat your PR again, and again, and again. It comes equipped with cream-of-the-crop components for your best performance yet, including top-tier SRAM RED wireless shifting.

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

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 Speed Concept is as fast as it is smart. Its 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.

Key Features & Benefits:

  • Smart Integrated Fuel and Hydration Storage:Makes it simple and stress-free to stay strong without leaving your aero position.
  • Updated SRAM RED AXS Drivetrain:Smart, smooth, wireless, ergonomic and extremely light.
  • SRAM RED AXS Power Meter Included:For more effective training rides from the start.

Full Specification:

  • 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
  • Number of Gears:24
  • Gear Shifters:SRAM eTap AXS BlipBox, SRAM eTap AXS Wireless Blips, base bar-mounted
  • Chainset:SRAM RED AXS E1, power meter, 48/35, DUB, S:165 mm, M/L: 170 mm, XL: 172.5 mm length
  • Chainrings:48/35T
  • Rear Cassette:SRAM RED XG-1290 E1, 10-33, 12-speed
  • Chain:SRAM RED E1, 12-speed
  • Front Derailleur:SRAM RED AXS E1, braze-on
  • Rear Derailleur:SRAM RED AXS E1, 36T max cog
  • Bottom Bracket:SRAM DUB, T47 threaded, internal bearing
  • Pedals:Not supplied:Shop pedals here
  • Rims:Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51mm rim depth
  • Front Hub:Bontrager Aeolus RSL 51, OCLV Carbon, 100x12mm thru axle
  • Rear Hub:Bontrager Aeolus RSL 51, OCLV Carbon, SRAM XD-R driver, 142x12mm thru axle
  • Front Tyre:Bontrager R4 320, 700x25 mm
  • Rear Tyre:Bontrager R4 320, 700x25 mm
  • Brakes:SRAM S-900 Aero lever
  • Handlebars:Speed Concept Cockpit Tower Topper - S: Near, M/L/XL: Mid.
  • Handlebar Tape:Bontrager Supertack Perf tape
  • Stem:Speed Concept mid-rise bar/stem
  • Saddle:Bontrager Hilo Pro Carbon
  • Seatpost:Speed Concept SLR, 11.5 mm or -20 mm offset, S: Short length, M/L/XL: Tall length
  • Accessories:Speed Concept Downtube Bottle Cage & Bottle
  • Weight:M - 8.80 kg / 19.41 lbs
Manufacturers reserve the right to change specifications without notice based on availability at the point of assembly.


Size Guide for Trek Speed Concept

SizeRider HeightInseam
S154 - 167 cm5'1" - 5'6"72 - 80 cm28" - 31"
M167 - 175 cm5'6" - 5'9"77 - 83 cm30" - 33"
L175 - 186 cm5'9" - 6'1"82 - 88 cm32" - 35"
XL186 - 198 cm6'1" - 6'6"87 - 93 cm34" - 37"

Geometry Information for TrekSpeed Concept

Frame size letterSMLXL
Wheel size700c700c700c700c
A — Seat tube49.952.554.957.4
B — Seat tube angle78.0°78.0°78.0°78.0°
C — Head tube length6.5911.514
D — Head angle72.2°72.5°72.5°72.5°
E — Effective top tube49.551.854.156.5
G — Bottom bracket drop8888
H — Chainstay length41414141
I — Offset4.54.54.54.5
J — Trail6.1666
K — Wheelbase96.799.5102104.7
L — Standover7678.580.883.1
M — Frame reach3941.642.644.5
N — Frame stack49.251.754.156.5
Saddle rail height min (w/short mast)55.95860.462.8
Saddle rail height max (w/short mast)66.669.271.574
Saddle rail height min (w/tall mast)64.96769.471.8
Saddle rail height max (w/tall mast)75.678.280.583

Warranty Information for Trek:

Lifetime warranty on Frame sets (frame and rigid fork), main frame and full suspension swing arms for the lifetime of the original owner, and Bontrager wheels with carbon rims.

2-year warranty on Rear suspension linkage components, including bearings, rocker link and accompanying hardware and components, Bontrager wheels with alloy rims, Paint and transfers.

For full warranty policy please visit trekbikes.com

Sizing Information
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