Description
Cube Phenix C:62 Rookie SLX 2027 Junior Cross Country Mountain Bike
The Cube Phenix C:62 Rookie SLX is a lightweight, race-ready kids’ cross-country bike built to turn enthusiasm into real speed. The premium C:62 carbon frame uses the same Advanced Twin Mold construction found on Cube’s adult World Cup hardtails, giving young riders a stiff, efficient and confidence-inspiring platform. Full internal cable routing, Boost spacing and UDH compatibility make it modern, clean and future-proof.
The SR Suntour Raidon 32 Air fork delivers 100 mm of smooth, tunable suspension with a remote lockout, and is specifically tuned for lighter riders. SRAM Eagle 90 Transmission provides precise, durable 12-speed shifting with a huge 10-52T range for steep climbs and fast XC loops. Magura MT Thirty hydraulic disc brakes add strong, predictable stopping power. Newmen Performance 30 wheels and Schwalbe Racing Ray and Racing Ralph tyres complete a fast-rolling, race-focused setup built for young riders who want to go fast on real trails.
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:62 carbon frame with Advanced Twin Mold Technology
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SR Suntour Raidon 32 Air fork, 100 mm, remote lockout
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SRAM Eagle 90 Transmission 12-speed drivetrain
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Magura MT Thirty hydraulic disc brakes
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Newmen Performance 30 wheels
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Schwalbe Racing Ray / Racing Ralph 2.25 tyres
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Dropper-post ready frame
- Wheel Size Split: 27.5″: XS // 29″: S
Frame and Fork
The C:62 carbon frame uses Advanced Twin Mold construction for stiffness, low weight and precise 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. The SR Suntour Raidon 32 Air fork provides 100 mm of smooth suspension tuned for lighter riders, with remote lockout for efficient climbing.
Drivetrain and Brakes
SRAM Eagle 90 Transmission delivers precise, durable 12-speed shifting with a 32T chainring and wide 10-52T cassette for steep climbs and fast XC riding. Magura MT Thirty hydraulic disc brakes with 160 mm rotors provide strong, predictable stopping power sized for junior riders.
Wheels and Tyres
Newmen Performance 30 wheels are tubeless ready and use 28 spokes front and rear for lightweight durability. Schwalbe Racing Ray front and Racing Ralph rear tyres in 2.25 width add grip, speed and control across XC terrain.
Cockpit and Contact Points
The Cube Rise Trail Bar with VariGrip System offers stable steering and adjustable grip feel. Acid Icon Pro VGS grips add comfort and control. The Acid Venec Lite saddle and Cube Performance seatpost complete the setup.
Who It’s For
The Phenix C:62 Rookie SLX suits young riders who want a lightweight, fast and race-focused XC bike with modern components, strong braking and real competition-ready performance. It works well for club racing, fast family rides and early cross-country progression.
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.


