2011 Trek Bikes Earl Base 61cm
Build
700C/29 in × 28 mm
Stack and Reach vs. Category Trend
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Geometry
| Stack | 585.7mm |
| Reach | 437.4mm |
| Stack to Reach Ratio | 1.34:1 |
| Seat Tube Length, C-T | 610mm |
| Top Tube Length, Effective/Horizontal HT Top | 620mm |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 145mm |
| Bottom Bracket Drop | 58mm |
| Bottom Bracket Height | 281mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 426.1mm |
| Front-Center | 653.5mm |
| Front-Center Horizontal | 650.9mm |
| Wheelbase | 1077mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 405mm |
| Trail | 59.7mm mid/neutral |
| Mechanical Trail | 56.9mm |
| Wheel Flop | 17.1mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 144.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 111mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1755mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Unknown |
Source:www.trekbikes.com