2005 Koga Miyata GentLux Base 58
Build
700C/29 in × 23 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Koga Miyata GentLux
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 567.7mm |
| Reach | 396.4mm |
| Stack to Reach Ratio | 1.43:1 |
| Seat Tube Length, C-T | 580mm |
| Top Tube Length, Effective/Horizontal Center | 570mm |
| Top Tube Length, Actual C-C | 566.4mm |
| Top Tube Slope | 1.3deg |
| Head Tube Angle | 73deg |
| Seat Tube Angle | 73deg |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 264mm |
| Chainstay Length | 406mm |
| Chainstay Length Horizontal | 399.9mm |
| Front-Center | 603mm |
| Front-Center Horizontal | 601.1mm |
| Wheelbase | 1001mm |
| Fork Offset/Rake | 45mm |
| Trail | 55.1mm mid/neutral |
| Mechanical Trail | 52.7mm |
| Wheel Flop | 15.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 99mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 94mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 23mm |
| Tire Outer Diameter | 668mm |
| Bike Length with Tires | 1669mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
Source:Koga_Borchure_2005.pdf, Koga_Brochure_2005.pdf