2004 Trek Bikes 520 Base 21
Build
700C/29 in × 35 mm
Insights
Design deviates from other sizes of Trek Bikes 520
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 530.5mm |
| Reach | 400mm |
| Stack to Reach Ratio | 1.33:1 |
| Seat Tube Length, Unknown | 533mm |
| Top Tube Length, Effective/Horizontal Unknown | 555mm |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 90mm |
| Bottom Bracket Drop | 78mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 450mm |
| Chainstay Length Horizontal | 443.2mm |
| Front-Center | 615.8mm |
| Front-Center Horizontal | 610.8mm |
| Wheelbase | 1054mm |
| Fork Offset/Rake | 52mm |
| Fork Length (Axle-To-Crown) | 390mm |
| Trail | 64.1mm mid/neutral |
| Mechanical Trail | 60.7mm |
| Wheel Flop | 19.7mm |
| Standover Height | 764mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 99.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 98mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 35mm |
| Tire Outer Diameter | 692mm |
| Bike Length with Tires | 1746mm |
| Crank Length | 170mm |
| Handlebar Width | 420mm |
| Stem Length | 100mm |
| Stem Angle | 7deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Published Sizing Recommendations
| Height | 178 cm to 178 cm |
Source:2004 Trek Specifications Manual- U.S.