1989 Trek Bikes 400 series Base
- Category
- Endurance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Rim brake
Geometry
18" | 22.5" | |
Stack | 440.5mm | — |
Reach | 391.6mm | — |
Stack to Reach Ratio | 1.12:1 | — |
Seat Tube Length, C-T | 459mm | — |
Seat Tube Length, Unknown | — | 569mm |
Top Tube Length, Effective/Horizontal Center | 523mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 558mm |
Top Tube Length, Actual C-C | 523mm | — |
Top Tube Slope | 0deg | 0deg |
Head Tube Angle | 72deg | 73.5deg |
Seat Tube Angle | 73.5deg | 73.5deg |
Bottom Bracket Drop | — | 72mm |
Bottom Bracket Height | — | 264mm |
Chainstay Length | 410mm | 410mm |
Chainstay Length Horizontal | — | 403.6mm |
Front-Center | — | 587.8mm |
Front-Center Horizontal | — | 583.4mm |
Wheelbase | 971mm | 987mm |
Fork Offset/Rake | — | 4.5mm |
Trail | — — | 94.8mm very high |
Mechanical Trail | — | 90.9mm |
Wheel Flop | — | 25.8mm |
Tire to Pedal Spindle | — 170 mm cranks | 81.8mm 170 mm cranks |
Pedal Spindle to Ground Clearance | — 170 mm cranks | 94mm 170 mm cranks |
Base Build
18" | 22.5" | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 25mm | 25mm |
Tire Outer Diameter | 672mm | 672mm |
Bike Length with Tires | 1643mm | 1659mm |
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
Endurance RoadSource:vintage-trek.com, vintage-trek.com