2009 Trek Bikes 2.1 Base 56
Build
700C/29 in × 25 mm
Insights
Somewhat upright stack and reach vs trend of performance road bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 576mm |
| Reach | 387mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, C-T | 535mm |
| Top Tube Length, Effective/Horizontal Center | 557mm |
| Top Tube Slope | 6.7deg |
| Head Tube Angle | 73.5deg |
| Seat Tube Angle | 73.6deg |
| Head Tube Length | 170mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 266mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 404mm |
| Front-Center | 583.2mm |
| Front-Center Horizontal | 579mm |
| Wheelbase | 983mm |
| Fork Offset/Rake | 40mm |
| Trail | 57.8mm mid/neutral |
| Mechanical Trail | 55.4mm |
| Wheel Flop | 15.7mm |
| Standover Height | 766mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 77.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 96mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1655mm |
| 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/