2021 Trek Bikes 520 Disc Base 57 cm
Build
700C/29 in × 38 mm
Insights
Design deviates from other sizes of Trek Bikes 520 Disc
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 587mm |
| Reach | 383mm |
| Stack to Reach Ratio | 1.53:1 |
| Seat Tube Length, C-T | 543mm |
| Top Tube Length, Effective/Horizontal HT Top | 557mm |
| Top Tube Slope | 7deg |
| Head Tube Angle | 71.8deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 279mm |
| Chainstay Length | 450mm |
| Chainstay Length Horizontal | 444.5mm |
| Front-Center | 611.5mm |
| Front-Center Horizontal | 607.5mm |
| Wheelbase | 1052mm |
| Fork Offset/Rake | 52mm |
| Trail | 60mm mid/neutral |
| Mechanical Trail | 57mm |
| Wheel Flop | 17.8mm |
| Standover Height | 794mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 87.5mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 104mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 38mm |
| Tire Outer Diameter | 698mm |
| Bike Length with Tires | 1750mm |
| Crank Length | 175mm |
| Handlebar Width | 44cm |
| Stem Length | 100mm |
| Stem Angle | 7deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Aluminum |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 173 cm to 180 cm |
| PBH | 81 in to 85 in |
Source:https://www.trekbikes.com/us/en_US/bikes/adventure-touring-bikes/520/520-disc/p/24000/