
Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices
Today’s DealsREACTION GTC
A 27.5″ carbon frame hardtail crosscountry bike with high-end components.
Compare the full range
| Weight | 26.3 lbs |
|---|---|
| Frame | Carbon |
| Suspension | Hardtail, 100mm |
| Fork | Manitou |
| Wheels | 27.5″ Aluminum |
| Drivetrain | 2 × 11 |
| Groupset | XT, SLX |
| Brakes | Shimano Hydraulic Disc |
Dec 2018 · Hannah Dobson
Cube has a reputation for well priced bikes – you get a decent amount of bike for your money. It’s a brand you’ll find in many a local bike shop,...

Oct 2017
If you're after a seriously rapid and lightweight cross-country race bike then Cube's Reaction series of hardtails has always delivered, but the Reaction GTC One gets the added benefit of Shimano's clever Di2 electric shifting at a bargain price. The complete buyer's guide to mountain bikes - how get the best bike for you Review: Ritchey P-29 - a steel, short-travel hardtail with heritage Prefer drop bars?

Sep 2016 · Guy Kesteven
A great-value example of exactly how fast and much fun an XC hardtail should be. Buy if you're looking for a fast, fun cross country ride
Excellent balance of efficiency and speed sustain over rough terrain
Smooth, remote control Fox fork and full Shimano XT spec
Slightly heavy frame, fragile tyres and temperamental XT brakes
Jun 2014 · Dirt HQ
The Cube Reaction GTC SL 29 is ready to hit the trail for some fast trail action or race, whether a short cross-country affair or something longer...
| Frame | GTC Twin Mold Monocoque Technology, ARG2, Tapered Headtube, PressFit BB, X12, Integrated Cable Routing |
|---|---|
| Fork | Manitou M30 Air, Remote Lockout, 100mm Travel: 100mm Spring Type: Air |
| Headset | FSA Orbit I-t-R, Integrated, Top 1 1/8", Bottom 1 1/8" |
| Stem | CUBE Performance Stem Pro, 31.8mm |
| Handlebar | CUBE Flat Race Bar 720mm 8° |
| Saddle | Cube Active 1.1 |
| Seatpost | CUBE Performance Post, 27.2mm Type: Rigid |
| Grips | CUBE Performance Grip |
| Rear Derailleur | Shimano XT RD-M8000-DSGS, ShadowPlus, 11-Speed, Direct Mount |
|---|---|
| Front Derailleur | Shimano XT FD-M8020-D, Direct Mount, Side Swing |
| Crank | Race Face Ćffect SL 36x26T, 175mm |
| Shifters | Shimano SLX SL-M7000 |
| Cassette | Shimano SLX CS-M7000, 11-42T |
| Chain | KMC X11 |
| Brakes | Shimano BR-M315, Hydr. Disc Brake (180/160) Type: Shimano Hydraulic Disc |
| Rims | CUBE EX21, 32H, Disc, Tubeless ready |
|---|---|
| Front Hub | Shimano Deore HB-M615, Centerlock |
| Rear Hub | Shimano Deore FH-M618, Centerlock, 142x12mm |
| Tires | Front: Schwalbe Tough Tom, Active, 2.25, Rear: Schwalbe Rapid Rob, Active, 2.25 |
First added April 14
Last updated April 14
Not listed for 2,970 days