2017, 2017/v3 CUBE Bikes Reaction GTC (Gran Turismo Composite) 18"
Build
650B/27.5 in × 57 mm
Insights
Somewhat aggressive stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of CUBE Bikes Reaction
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 590mm |
| Reach | 418mm |
| Stack to Reach Ratio | 1.41:1 |
| Seat Tube Length, C-C | 400mm |
| Seat Tube Length, Unknown | 450mm |
| Top Tube Length, Effective/Horizontal HT Top | 593mm |
| Top Tube Slope | 16.2deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 51.5mm |
| Bottom Bracket Height | 297.5mm |
| Chainstay Length | 424mm |
| Chainstay Length Horizontal | 420.9mm |
| Front-Center | 663.1mm |
| Front-Center Horizontal | 661.1mm |
| Wheelbase | 1082mm |
| Fork Offset/Rake | 44.3mm |
| Trail | 79.9mm high |
| Mechanical Trail | 75.1mm |
| Wheel Flop | 25.7mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 139.1mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 122.5mm |
GTC (Gran Turismo Composite) Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 57mm |
| Tire Outer Diameter | 698mm |
| Bike Length with Tires | 1780mm |
| Crank Length | 175mm |
| Handlebar Width | 720mm |
| Stem Length | 75mm |
| Stem Angle | 6deg |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Suspension Sag | 25% |
| Frame Material | Carbon/Composite |
| Fork Material | Aluminum |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 175 cm to 180 cm |
Source:https://www.cube.eu/es/2017/mtb-hardtail/reaction/cube-reaction-gtc-race-2x-carbonngreen-2017/