2015 Giant Bicycles Defy Advanced Pro 1 Base L/55.5
Build
700C/29 in × 25 mm
Insights
Average stack and reach vs trend of endurance road bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 604mm |
| Reach | 390mm |
| Stack to Reach Ratio | 1.55:1 |
| Seat Tube Length, C-C | 535mm |
| Top Tube Length, Actual C-C | 575mm |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 205mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 266mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414.1mm |
| Front-Center | 611.9mm |
| Front-Center Horizontal | 607.9mm |
| Wheelbase | 1022mm |
| Fork Offset/Rake | 47.2mm |
| Trail | 56.4mm mid/neutral |
| Mechanical Trail | 53.8mm |
| Wheel Flop | 16.2mm |
| Standover Height | 812.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 105.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 96mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1694mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.giant-bicycles.com/us/defy-advanced-pro-1-2015