1985 Trek Bikes 400 series Base
- Category
- Performance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
Geometry
Large | |
Stack | 604.9mm |
Reach | 395.5mm |
Stack to Reach Ratio | 1.53:1 |
Seat Tube Length, C-C | 596mm |
Top Tube Length, Effective/Horizontal Center | 575mm |
Top Tube Length, Actual C-C | 575mm |
Top Tube Slope | 0deg |
Head Tube Angle | 73deg |
Seat Tube Angle | 73.5deg |
Head Tube Length | 184mm |
Bottom Bracket Drop | 72mm |
Bottom Bracket Height | 260mm |
Chainstay Length | 425mm |
Chainstay Length Horizontal | 418.9mm |
Front-Center | 619.3mm |
Front-Center Horizontal | 615.1mm |
Wheelbase | 1034mm |
Fork Offset/Rake | 45mm |
Trail | 54.5mm mid/neutral |
Mechanical Trail | 52.1mm |
Wheel Flop | 15.2mm |
Tire to Pedal Spindle | 117.3mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 90mm 170 mm cranks |
Base Build
Large | |
Wheel Size | 700C/29 in 622 mm BSD |
Tire Width | 21mm |
Tire Outer Diameter | 664mm |
Bike Length with Tires | 1698mm |
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
Performance RoadSource:vintage-trek.com