Trek Speed Concept SLR 6 AXS
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The 2024 "Speed Concept SLR 6 AXS" model from Trek is a state-of-the-art triathlon and time trial bike, renowned for its aerodynamic properties and advanced technology. The price for this model is 9,599 EUR.
The frame is made from 800 Series OCLV Carbon and utilises the KVF (Kammtail Virtual Foil) tube profile, which ensures optimum aerodynamics. The frame features a T47 bottom bracket and integrated storage compartments, including a Bento Box and a down tube compartment. The maximum permissible weight is 136 kg, whilst the bike itself weighs just 9 kg.
The braking system comprises SRAM Rival hydraulic disc brakes at the front and rear, with SRAM S-900 Aero brake levers and SRAM Paceline brake discs, each measuring 160 mm. The shift levers used are SRAM eTap Clics for stem mounting and SRAM eTap AXS Wireless Blips for handlebar mounting, controlled by the SRAM eTap AXS BlipBox.
The front derailleur is a solder-on version of the SRAM Rival eTap AXS. The bike’s fork is made from SC full-foil carbon and integrates both the brakes and the stem. The crankset is a SRAM Rival AXS with a power metre and a gear ratio of 48/35 teeth, combined with a DUB bottom bracket.
The bike is fitted with an SRAM XG-1250 cassette, which offers a 12-speed drivetrain with a range of 10–36 teeth. The drivetrain is also supplied by SRAM Rival in a 12-speed configuration. The handlebars are Speed Concept mid-rise bars with a matching stem.
The tyres are Bontrager R3 in size 700 x 25, fitted to Bontrager Aeolus Pro 51 OCLV carbon wheelsets, which are tubeless-ready. The front wheelset has a 100 x 12 mm thru-axle, whilst the rear wheelset has a 142 x 12 mm thru-axle with an SRAM XD-R freehub body.
The saddle is a Bontrager Hilo Comp with CrMo-tube rails, fitted to a Speed Concept SLR seatpost, which has either an 11.5 mm or -20 mm offset. The bike’s packaging dimensions are 21 mm wide, 119 mm high and 189 mm long.
Further geometric data include a reach of 44 mm, a stack of 56 mm, a seat tube length of 57 mm, a top tube length of 56 mm, a head tube angle of 72 degrees, a seat tube angle of 78 degrees, a head tube length of 14 mm, a chainstay length of 41 mm, a standover height of 83 mm and a wheelbase of 105 mm.
The Trek Speed Concept SLR 6 AXS is a highly sophisticated bike characterised by its lightness, aerodynamics and advanced technology, making it ideal for ambitious triathletes and time trialists.
Tests & Reviews
Equipment
| Rear brakes | SRAM Rival hydraulic disc brake SRAM S-900 Aero SRAM Paceline, Centre Lock disc mount, rounded, 160 mm Max. brake disc diameter |
| Front brakes | SRAM Rival hydraulic disc brake SRAM S-900 Aero SRAM Paceline, Centre Lock disc mount, rounded, 160 mm Max. brake disc diameter |
| Frame | 800 Series OCLV Carbon, KVF tube profile (Kammtail Virtual Foil), T47 bottom bracket, integrated Bento Box, integrated down tube storage compartment |
| Shift levers | SRAM eTap Clics, stem-mounted // SRAM eTap AXS Wireless Blips, handlebar-mounted // SRAM eTap AXS BlipBox |
| Front derailleur | SRAM Rival eTap AXS, braze-on version |
| Fork | Speed Concept, carbon, aero profile, integrated brake and stem |
| Crankset | SRAM Rival AXS with power metre, 48/35 teeth, DUB, 172.5 mm crank arm length SRAM DUB, T47, threaded, internal bearing |
| Sprocket | SRAM XG-1250, 10-36, 12 speed |
| Drive | SRAM Rival, 12-speed |
| Handlebar | Speed Concept mid-rise bar/stem |
| Saddle | Bontrager Hilo Comp, CrMo tube stays |
| Seatpost | Speed Concept SLR, 11.5 mm or -20 mm offset, long version |
| Wheelset | Bontrager Aeolus Pro 51 Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, 100 x 12 mm thru-axle Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, SRAM XD-R freehub body, 142 x 12 mm thru-axle |
| Tires | Bontrager R3, 700 x 25 |