2025 YONEX CARBONEX Base S
Build
700C/29 in × 25 mm
Insights
Somewhat aggressive stack and reach vs trend of performance road bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 522mm |
| Reach | 385mm |
| Stack to Reach Ratio | 1.36:1 |
| Seat Tube Length, C-T | 500mm |
| Seat Tube Length, C-C | 450mm |
| Top Tube Length, Effective/Horizontal Center | 535mm |
| Top Tube Length, Actual C-C | 521mm |
| Top Tube Slope | 6.8deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 404.3mm |
| Front-Center | 580mm |
| Front-Center Horizontal | 575.7mm |
| Wheelbase | 980mm |
| Fork Offset/Rake | 45mm |
| Fork Length (On-Axis) | 370mm |
| Trail | 58.8mm mid/neutral |
| Mechanical Trail | 56mm |
| Wheel Flop | 16.9mm |
| Standover Height | 731mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 74mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 98mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1652mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.yonex.co.jp/roadbike/frame_set/carbonexhr/