2017 Koga Randonneur Mixed Base
- Category
- Touring
- Design
- Flat Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Rim brake, Step-through
Geometry
56 | 50 | 53 | 47 | |
Stack | 578mm | 578mm | 578mm | 580mm |
Reach | 372mm | 372mm | 372mm | 372mm |
Stack to Reach Ratio | 1.55:1 | 1.55:1 | 1.55:1 | 1.56:1 |
Seat Tube Length, C-T | 560mm | 500mm | 530mm | 470mm |
Top Tube Length, Effective/Horizontal Center | 571mm | 571mm | 571mm | 570mm |
Top Tube Slope | 5deg | 11.1deg | 8deg | 14.5deg |
Head Tube Angle | 71deg | 71deg | 71deg | 71deg |
Seat Tube Angle | 71deg | 71deg | 71deg | 71deg |
Head Tube Length | 165mm | 165mm | 165mm | 165mm |
Bottom Bracket Drop | 57mm | 57mm | 57mm | 59mm |
Bottom Bracket Height | 291mm | 291mm | 291mm | 289mm |
Chainstay Length | 457mm | 457mm | 457mm | 457mm |
Chainstay Length Max | 457mm | 457mm | 457mm | 457mm |
Chainstay Length Horizontal | 453.4mm | 453.4mm | 453.4mm | 453.2mm |
Chainstay Length Horizontal Max | 453.4mm | 453.4mm | 453.4mm | 453.2mm |
Front-Center | 607.3mm | 607.3mm | 607.3mm | 604.7mm |
Front-Center Horizontal | 604.6mm | 604.6mm | 604.6mm | 601.8mm |
Wheelbase | 1058mm | 1058mm | 1058mm | 1055mm |
Wheelbase Max | 1058mm | 1058mm | 1058mm | 1055mm |
Fork Offset/Rake | 50mm | 50mm | 50mm | 50mm |
Trail | 66.9mm high | 66.9mm high | 66.9mm high | 66.9mm high |
Mechanical Trail | 63.3mm | 63.3mm | 63.3mm | 63.3mm |
Wheel Flop | 20.6mm | 20.6mm | 20.6mm | 20.6mm |
Tire to Pedal Spindle | 89.3mm 170 mm cranks | 89.3mm 170 mm cranks | 89.3mm 170 mm cranks | 86.7mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 121mm 170 mm cranks | 121mm 170 mm cranks | 121mm 170 mm cranks | 119mm 170 mm cranks |
Base Build
56 | 50 | 53 | 47 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 37mm | 37mm | 37mm | 37mm |
Tire Width Max | 37mm | 37mm | 37mm | 37mm |
Tire Outer Diameter | 696mm | 696mm | 696mm | 696mm |
Bike Length with Tires | 1754mm | 1754mm | 1754mm | 1751mm |
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
TouringSource:Bike Counterculture Geometry Database