2020 Transition Bikes Sentinel Base XXL
Build
700C/29 in × 2.4 in
Insights
Average stack and reach vs trend of full-suspension trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 649mm |
| Reach | 521mm |
| Stack to Reach Ratio | 1.25:1 |
| Seat Tube Length, Unknown | 490mm |
| Top Tube Length, Effective/Horizontal Unknown | 665mm |
| Top Tube Slope | 15.3deg |
| Head Tube Angle | 63.6deg |
| Seat Tube Angle | 70.8deg |
| Effective Seat Tube Angle, Unknown | 76deg |
| Head Tube Length | 140mm |
| Bottom Bracket Drop | 29mm |
| Bottom Bracket Height | 343mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 439mm |
| Front-Center | 877.4mm |
| Front-Center Horizontal | 877mm |
| Wheelbase | 1316mm |
| Fork Offset/Rake | 43mm |
| Trail | 136.6mm very high |
| Mechanical Trail | 122.4mm |
| Wheel Flop | 54.4mm |
| Standover Height | 722mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 335.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 173mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 743.9mm |
| Bike Length with Tires | 2059.9mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 160mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.transitionbikes.com/Bikes_Sentinel2.cfm#GEO