2005 Koga Miyata Expression Base 57cm
Build
700C/29 in × 32 mm
Insights
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Seat Tube Length, C-T | 570mm |
| Top Tube Length, Actual C-C | 565mm |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 71deg |
| Bottom Bracket Drop | 54mm |
| Bottom Bracket Height | 289mm |
| Chainstay Length | 450mm |
| Chainstay Length Horizontal | 446.8mm |
| Front-Center | 614mm |
| Front-Center Horizontal | 611.3mm |
| Wheelbase | 1058mm |
| Fork Offset/Rake | 42mm |
| Trail | 73.7mm high |
| Mechanical Trail | 69.7mm |
| Wheel Flop | 22.7mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 101mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 119mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1744mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 45mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Rim |
Source:https://www.koga.com/en/service/brochures/2010-2001.htm