2025 VeloBuild AeroGrav Base S
Build
700C/29 in × 30 mm
Insights
Average stack and reach vs trend of progressive gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 550mm |
| Reach | 392mm |
| Stack to Reach Ratio | 1.4:1 |
| Seat Tube Length, C-T | 500mm |
| Top Tube Length, Effective/Horizontal Unknown | 550mm |
| Head Tube Angle | 71deg |
| Effective Seat Tube Angle, Unknown | 74deg |
| Head Tube Length | 130mm |
| Chainstay Length | 425mm |
| Wheelbase | 1027mm |
| Fork Offset/Rake | 50mm |
| Trail | 64.5mm mid/neutral |
| Mechanical Trail | 61mm |
| Wheel Flop | 19.9mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | — |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 30mm |
| Tire Outer Diameter | 682mm |
| Bike Length with Tires | 1709mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.velobuild.com/products/2025-velobuild-carbon-fiber-racing-gravel-bike-frame