Cube Reaction SLX Mountain Bike 2025 - Hardtail MTB
The Cube Reaction SLX with its lightweight aluminium frame is paired with a RockShox Judy Silver air fork for smooth suspension performance, while Shimano XT 1x12 gears offer precise shifting. The Shimano XT hydraulic disc brakes provide exceptional stopping power, ensuring confident control on steep descents. Tubeless-ready wheels and fast-rolling Schwalbe Racing Ralph tyres enhance traction and handling on varied terrain, making the Reaction SLX your perfect trail companion.
Key Features:
- Frame: Aluminium Lite frame with Smooth Welding, internal cable routing for sleek looks and durability
- Fork: RockShox Judy Silver TK Air, 100mm travel with PopLoc remote lockout for smooth trail control
- Drivetrain: Shimano XT 12-speed for crisp, reliable shifting across any terrain
- Brakes: Shimano XT hydraulic disc brakes for powerful, progressive stopping performance
- Wheels: CUBE EX25 tubeless-ready wheels with Schwalbe Racing Ralph 2.25” tyres for excellent grip and speed
- Standout Feature: Internal cable routing and sleek, modern frame design with upgrade-ready features
- Finance Option: Available with 0% APR finance
The Cube Reaction SLX is all about precision and performance on the trails. The Aluminium Lite frame with Smooth Welding technology ensures a lightweight yet strong platform, while internal cable routing gives the bike a clean, low-maintenance aesthetic. Trail geometry with a lower top tube and tapered head tube enhances rider confidence by offering improved handling on technical terrain. With 2.25" Schwalbe Racing Ralph tyres and tubeless-ready wheels, you’ll have the grip and speed needed for fast, fun rides.
The Shimano XT 12-speed drivetrain provides a wide range of gears for climbing and descending, with ShadowPlus technology keeping the chain secure and quiet. The RockShox Judy Silver air fork delivers 100mm of travel for absorbing bumps, while the PopLoc remote lockout feature allows you to lock the fork on smoother sections for added efficiency. Shimano XT hydraulic disc brakes ensure you can stop with precision and confidence, even in wet or muddy conditions.
Ready to tackle your next adventure, the Cube Reaction SLX has everything you need for trail exploration, with scope for future upgrades like a dropper post, making it a bike that can grow with your skills. Whether you're heading out for cross-country loops or technical descents, the Reaction SLX will keep you riding at your best.
Occasionally, without notice, manufacturers change product design and/or specifications.
Frame | Aluminium Lite, AMF, Double Butted, Internal Cable Routing, Tapered Head Tube, Flat Mount Brake, SIC Mount, FM Kickstand Mount |
Fork | RockShox Judy Silver TK Air, 100mm, PopLoc |
Headset | CUBE FPH868, Semi-Integrated |
Stem | CUBE Performance CPS-Race |
Bars | CUBE Rise Trail Bar, 680mm |
Front Brake | Shimano XT BR-M8100, Hydr. Disc Brake, PM/FM (160/180) |
Rear Brake | Shimano XT BR-M8100, Hydr. Disc Brake, PM/FM (160/180) |
Rear Mech | Shimano XT RD-M8100-SGS, ShadowPlus, 12-Speed |
Shifters | Shimano XT SL-M8100-IR, Direct Attach |
Speed | 12 |
Rims | CUBE EX25, 32H, Disc, Tubeless Ready |
Front Hub | Shimano HB-QC300, QR, Centerlock |
Rear Hub | Shimano FH-QC500-MS, QR, Centerlock |
Front Tyre | Schwalbe Racing Ralph, Addix Performance, Kevlar, 2.25 |
Rear Tyre | Schwalbe Racing Ralph, Addix Performance, Kevlar, 2.25 |
Seat Post | CUBE Performance Post, 27.2mm |
Saddle | ACID Venec Lite |
Chainset | Shimano FC-MT611, 32T, Boost |
Bottom Bracket | Prowheel BSA PW-MB68 |
Chain | KMC X12 |
Cassette | Shimano Deore CS-M6100, 10-51T |
Pedals | CUBE PP MTB |
Cube Reaction Size Chart
Size |
Height (cm) | Height (ft) |
XS |
152 - 160 | 5’0” – 5’3” |
S |
159 – 167 | 5' 2" - 5' 6" |
M |
166 – 177 | 5' 5" - 5' 10" |
L | 175 – 185 | 5' 9" - 6' 1" |
XL | 184 - 193 | 6’1” – 6’4” |
XXL | 192 - 198 | 6’3” – 6’6” |
What size frame do I need if I am between sizes? - read here
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Cube Reaction SLX Mountain Bike 2025 - Hardtail MTB
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