Bike-on-Bike
Default Config
Insights
Geometry
Stack | 569.5mm | — |
Reach | 391mm | — |
Stack to Reach Ratio | 1.46:1 | — |
Seat Tube Length, C-C | 559mm | — |
Top Tube Length, Effective/Horizontal Center | 560mm | — |
Top Tube Length, Actual C-C | 560mm | — |
Top Tube Slope | 0deg | — |
Head Tube Angle | 73deg | — |
Seat Tube Angle | 73.5deg | — |
Bottom Bracket Drop | 72mm | — |
Bottom Bracket Height | 259mm | — |
Chainstay Length | 415mm | — |
Chainstay Length Horizontal | 408.7mm | — |
Front-Center | 599.6mm | — |
Front-Center Horizontal | 595.3mm | — |
Wheelbase | 1004mm | — |
Fork Offset/Rake | 42mm | — |
Trail | 57.3mm mid/neutral | — — |
Mechanical Trail | 54.8mm | — |
Wheel Flop | 16mm | — |
Tire to Pedal Spindle | 98.6mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 89mm 170 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 20mm | — |
Tire Outer Diameter | 662mm | — |
Bike Length with Tires | 1666mm | — |
| Suspension Type | Rigid, non-suspension corrected | — |
| Bar Type | Drop Bar | — |
| Frame Material | Steel | — |
| Fork Material | Steel | — |
| Brake Type | Rim | — |
Meta
| Actions | — | |
| Source | https://vintage-trek.com/images/trek/1987/87Trek21.jpg | — |
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