2024 Transition Bikes Sentinel GX Medium MX
Build
650B/27.5 in × 2.5 in
Insights
Average stack and reach vs trend of full-suspension all-mountain/enduro mtb bikes
Design deviates from other sizes of Transition Bikes Sentinel
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 624mm |
| Reach | 451mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, Unknown | 390mm |
| Top Tube Length, Effective/Horizontal Unknown | 586mm |
| Top Tube Slope | 24.4deg |
| Head Tube Angle | 63.6deg |
| Seat Tube Angle | 77.5deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 11mm |
| Bottom Bracket Height | 344.5mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 439.9mm |
| Front-Center | 797.2mm |
| Front-Center Horizontal | 797.1mm |
| Wheelbase | 1237mm |
| Fork Offset/Rake | 37.5mm |
| Trail | 134.6mm very high |
| Mechanical Trail | 120.6mm |
| Wheel Flop | 53.6mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 271.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 174.5mm |
GX Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 711mm |
| Bike Length with Tires | 1948mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | Unknown |
| Rear Travel | 150mm |
| Suspension Sag | Unknown |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:https://www.transitionbikes.com/Bikes_Sentinel.cfm