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" | |
Stack | 440.5mm |
Reach | 391.6mm |
Stack to Reach Ratio | 1.12:1 |
Seat Tube Length, C-T | 459mm |
Top Tube Length, Effective/Horizontal Center | 523mm |
Top Tube Length, Actual C-C | 523mm |
Top Tube Slope | 0deg |
Head Tube Angle | 72deg |
Seat Tube Angle | 73.5deg |
Bottom Bracket Height | — |
Chainstay Length | 410mm |
Wheelbase | 971mm |
Trail | — — |
Mechanical Trail | — |
Wheel Flop | — |
Base Build
18" | |
Wheel Size | 700C/29 in 622 mm BSD |
Tire Width | 25mm |
Tire Outer Diameter | 672mm |
Bike Length with Tires | 1643mm |
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:http://vintage-trek.com/images/trek/89Brochure/Trek89_Chrom.jpg