2004 Trek Bikes 520 Base 21

Build

700C/29 in × 35 mm

Insights

Very aggressive stack and reach vs trend of touring bikes
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.