2009 Trek Bikes 2.1 Base 50
Build
700C/29 in × 25 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Trek Bikes 2.1
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 534mm |
| Reach | 374mm |
| Stack to Reach Ratio | 1.43:1 |
| Seat Tube Length, C-T | 476mm |
| Top Tube Length, Effective/Horizontal Center | 516mm |
| Top Tube Slope | 8.5deg |
| Head Tube Angle | 72.1deg |
| Seat Tube Angle | 75.1deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 264mm |
| Chainstay Length | 408mm |
| Chainstay Length Horizontal | 401.6mm |
| Front-Center | 574.9mm |
| Front-Center Horizontal | 570.4mm |
| Wheelbase | 972mm |
| Fork Offset/Rake | 45mm |
| Trail | 61.2mm mid/neutral |
| Mechanical Trail | 58.3mm |
| Wheel Flop | 17.9mm |
| Standover Height | 707mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 68.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 94mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1644mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
Source:https://geometrygeeks.bike/bike/trek-2-1-2009/