1987 Trek Bikes 400 series 400D 22.5"
Build
700C/29 in × 32 mm
Insights
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Seat Tube Length, Unknown | 559mm |
| Top Tube Length, Effective/Horizontal Unknown | 560mm |
| Head Tube Angle | 73deg |
| Seat Tube Angle | 73.5deg |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 271mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 418.9mm |
| Front-Center | 605.4mm |
| Front-Center Horizontal | 601.1mm |
| Wheelbase | 1020mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | 92.4mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 101mm |
400D Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1706mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:https://www.vintage-trek.com/TrekBrochure1987.htm