2004 Trek Bikes 520 Base
- Category
- Touring
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Rim brake
Geometry
17 | 19 | 21 | 23 | 25 | |
Stack | 530.5mm | 530.5mm | 530.5mm | 562.7mm | 607.4mm |
Reach | 390mm | 392mm | 400mm | 396.7mm | 397.4mm |
Stack to Reach Ratio | 1.36:1 | 1.35:1 | 1.33:1 | 1.42:1 | 1.53:1 |
Seat Tube Length, Unknown | 432mm | 483mm | 533mm | 584mm | 635mm |
Top Tube Length, Effective/Horizontal Unknown | 540mm | 545mm | 555mm | 566mm | 590mm |
Head Tube Angle | 71deg | 71deg | 71deg | 72deg | 72.5deg |
Seat Tube Angle | 74deg | 74deg | 73.5deg | 73deg | 72deg |
Head Tube Length | 90mm | 90mm | 90mm | 120mm | 165mm |
Bottom Bracket Drop | 78mm | 78mm | 78mm | 78mm | 78mm |
Bottom Bracket Height | 268mm | 268mm | 268mm | 268mm | 268mm |
Chainstay Length | 450mm | 450mm | 450mm | 450mm | 450mm |
Chainstay Length Horizontal | 443.2mm | 443.2mm | 443.2mm | 443.2mm | 443.2mm |
Front-Center | 605.9mm | 607.8mm | 615.8mm | 613.8mm | 623.7mm |
Front-Center Horizontal | 600.8mm | 602.8mm | 610.8mm | 608.8mm | 618.8mm |
Wheelbase | 1044mm | 1046mm | 1054mm | 1052mm | 1062mm |
Fork Offset/Rake | 52mm | 52mm | 52mm | 52mm | 52mm |
Fork Length (Axle-To-Crown) | 390mm | 390mm | 390mm | 390mm | 390mm |
Trail | 64.1mm mid/neutral | 64.1mm mid/neutral | 64.1mm mid/neutral | 57.8mm mid/neutral | 54.6mm mid/neutral |
Mechanical Trail | 60.7mm | 60.7mm | 60.7mm | 54.9mm | 52mm |
Wheel Flop | 19.7mm | 19.7mm | 19.7mm | 17mm | 15.7mm |
Standover Height | 697mm | 727mm | 764mm | 806mm | 852mm |
Tire to Pedal Spindle | 89.9mm 170 mm cranks | 91.8mm 170 mm cranks | 99.8mm 170 mm cranks | 92.8mm 175 mm cranks | 102.7mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 98mm 170 mm cranks | 98mm 170 mm cranks | 98mm 170 mm cranks | 93mm 175 mm cranks | 93mm 175 mm cranks |
Base Build
17 | 19 | 21 | 23 | 25 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 35mm | 35mm | 35mm | 35mm | 35mm |
Tire Outer Diameter | 692mm | 692mm | 692mm | 692mm | 692mm |
Bike Length with Tires | 1736mm | 1738mm | 1746mm | 1744mm | 1754mm |
Crank Length | 170mm | 170mm | 170mm | 175mm | 175mm |
Handlebar Width | 400mm | 420mm | 420mm | 440mm | 440mm |
Stem Length | 70mm | 90mm | 100mm | 100mm | 120mm |
Stem Angle | 7deg | 7deg | 7deg | 7deg | 7deg |
Published Sizing Recommendations
Height | 169 cm to 169 cm | 175 cm to 175 cm | 178 cm to 178 cm | 181 cm to 181 cm | 190 cm to 190 cm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
TouringSource:2004 Trek Specifications Manual- U.S.