2025 Trek Supercaliber SL 9.7 GX AXS T-Type Gen 2 - Red Carbon Smoke

Shop the 2025 Trek Supercaliber SL 9.7 GX AXS at Biket, South Africa’s official Trek Bikes online store. This ultra-light XC race MTB pairs a carbon SL OCLV frame with IsoStrut rear suspension and SRAM GX AXS wireless shifting — built for speed, control and peak performance on XC races or demanding mountain terrain.

OVERVIEW

The Supercaliber SL 9.7 GX AXS is an ultra-light carbon XC mountain bike that's ready to lay down rubber on race day. Its SLR Mountain Carbon frame is as light as it is meticulous, with a high modulus lay-up that gives you all the stiffness you crave, and none of the weight. XC courses get rowdier every year, so it's equipped with a 110 mm fork and 80 mm of IsoStrut rear suspension to smooth your roll without kicking pedalling efficiency to the wind. It's all topped off with a carbon cockpit and SRAM's wireless GX AXS Transmission.

It's right for you if...
Party laps are fun, but you're ready to race. You want a cross-country steed that sprints up climbs, hammers to the finish and feels good doing it thanks to 80 mm of IsoStrut rear suspension. From wheels to cockpit, you crave carbon and you want the most meticulous high-mod carbon lay-up we offer on a mountain bike.

The tech you get
A featherweight, high-modulus SL OCLV Mountain Carbon frame with modern XC geometry. 110 mm of front suspension from a RockShox SID fork with DebonAir spring and Rush RL damper and 80 mm of IsoStrut rear suspension from a RockShox SIDLuxe shock – all with remote lockout. A fully wireless SRAM GX AXS 12-speed electronic transmission, Bontrager Kovee Comp 30 wheels, carbon Bontrager Line Pro carbon bars, Bontrager Line Dropper post and SRAM Level Bronze 4-piston hydraulic disc brakes.

The final word
The Supercaliber SL 9.7 GX AXS is bred for racing and comes from a pedigree of champions. You get our top carbon XC full-suspension frame dripping with carbon components and a fully-wireless group set that keeps going after the cows come home.

Why you'll love it
You get a 110 mm fork and 80 mm of IsoStrut rear suspension that partners with slacker, capable geometry for handling the roots and rocks of modern XC courses
You don't have to compromise stiffness for weight savings thanks to the SL OCLV Mountain Carbon frame that's intensely light, stiff and responsive
IsoStrut gives you tunable, damped suspension without missing out on efficiency for hammering up climbs at top speed
Pivotless seat stays save on weight and actively bend to help soak up trail chatter
SRAM's wireless electronic GX AXS transmission is built tough and keeps shifting precise, even under load.

SPECS

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