Description
Cube Reaction C:68X SLX 2027 Hardtail Mountain Bike
The Cube Reaction C:68X SLX 2027 is an ultra-light, race-focused carbon hardtail built for maximum speed on cross-country courses and fast singletrack. The premium C:68X carbon frame uses Advanced Twin Mold construction for exceptional stiffness, low weight and precise handling, with full internal cable routing, Boost spacing and UDH compatibility for a clean, modern and future-proof setup. An adjustable angle headset allows riders to fine-tune steering feel to match terrain and riding style.
A Fox 32 SC Float Factory Grip SL fork delivers 100 mm of smooth, controlled suspension with Kashima coating and a 2-position remote lockout for efficient climbing and fast acceleration. SRAM GX Eagle AXS Transmission provides crisp, wireless 12-speed shifting with a wide 10-52T cassette for steep climbs and fast XC loops. Magura MT8 Pro brakes add strong, lightweight stopping power. Newmen Phase 30 carbon wheels and Schwalbe Racing Ray and Racing Ralph Super Race tyres complete a fast-rolling, competition-ready build designed for riders who want maximum efficiency and control.
Unsure on size? Our Smart Fit Tool can suggest a size using geometry data supplied by the brand.
Key Specifications
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C:68X carbon frame with Advanced Twin Mold Technology
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Fox 32 SC Float Factory Grip SL fork, 100 mm, Kashima, remote lockout
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SRAM GX Eagle AXS Transmission 12-speed drivetrain
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Magura MT8 Pro hydraulic disc brakes
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Newmen Phase 30 carbon wheels
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Schwalbe Racing Ray / Racing Ralph Super Race 2.35 tyres
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Adjustable angle headset
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Dropper-post ready frame
Frame and Fork
The C:68X carbon frame uses Advanced Twin Mold construction for stiffness, low weight and accurate handling. Tube profiles are shaped for efficient power transfer and rider comfort. Full internal cable routing keeps the bike tidy. Boost 148 spacing improves wheel stiffness, and UDH compatibility adds future-proof versatility. An adjustable angle headset allows riders to tune steering response. The Fox 32 SC Float Factory Grip SL fork provides 100 mm of smooth suspension with Kashima coating and remote lockout for efficient climbing and fast XC riding.
Drivetrain and Brakes
SRAM GX Eagle AXS Transmission delivers wireless shifting with a 34T chainring and wide 10-52T cassette for mixed terrain. Magura MT8 Pro hydraulic disc brakes with 180/160 mm rotors provide strong, lightweight stopping power in wet and dry conditions.
Wheels and Tyres
Newmen Phase 30 carbon wheels are tubeless ready and use 28 spokes front and rear for lightweight durability. Schwalbe Racing Ray front and Racing Ralph rear tyres in 2.35 width add grip, speed and control across XC terrain.
Cockpit and Contact Points
The Newmen Phase 318.10 bar with VariGrip System offers stable steering and adjustable grip feel. Newmen Slat VGS grips add comfort and control. The Acid Nuance Pro saddle and Newmen Advanced Carbon seatpost complete the setup.
Who It’s For
The Reaction C:68X SLX 2027 suits riders who want an ultra-light, fast and highly responsive carbon hardtail with wireless shifting, race-focused components and precise handling. It works well for XC racing, fast fitness rides, technical singletrack and everyday trail exploration.
Bike specifications are advised by the manufacturer and can be subject to change without prior warning.
Please call our helpful sales team on 01539 821 443 or email us for the latest up-to-date product information.
