2025 Trek Speed Concept SLR 9 AXS Road Bike
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.

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
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
Bontrager R4 320, 700x25 mm

Max tyre size 28mm rear, 25mm front
Battery SRAM eTap battery pack (with charger)
Shifters Size: S, M, L, XL SRAM eTap AXS Wireless Blips, base bar-mounted
Front derailleur SRAM RED AXS E1, braze-on
Rear derailleur SRAM RED AXS E1, 36T max cog
Crank
Size: S SRAM RED AXS E1, power meter, 48/35, DUB, 165 mm length

Size: M, L SRAM RED AXS E1, power meter, 48/35, DUB, 170 mm length

Size: XL SRAM RED AXS E1, power meter, 48/35, DUB, 172.5 mm length

Bottom bracket SRAM DUB, T47 threaded, internal bearing
Cassette SRAM RED XG-1290 E1, 10-33, 12-speed
Chain SRAM RED E1,12-/13-speed
Max. chainring size 1x: 58T, 2x: 55/44
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
Brake lever SRAM S-900 Aero
Rotor size Max brake rotor sizes: 160 mm front and rear
Cage Speed Concept Downtube Bottle Cage
Bottle Speed Concept Downtube Bottle
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).