2021 Giant Bicycles Defy Advanced M
Build
700C/29 in × 32 mm
Insights
Average stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Giant Bicycles Defy
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 567mm |
| Reach | 377mm |
| Stack to Reach Ratio | 1.5:1 |
| Seat Tube Length, Unknown | 480mm |
| Top Tube Length, Effective/Horizontal Unknown | 545mm |
| Top Tube Slope | 11.8deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 413.3mm |
| Front-Center | 589.5mm |
| Front-Center Horizontal | 584.8mm |
| Wheelbase | 998mm |
| Fork Offset/Rake | 50mm |
| Trail | 55.7mm mid/neutral |
| Mechanical Trail | 53.1mm |
| Wheel Flop | 16mm |
| Standover Height | 786mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 74mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 95.5mm |
Advanced Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1684mm |
| Crank Length | 172.5mm |
| Handlebar Width | 420mm |
| Stem Length | 100mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://pdf.giant-bicycles.com/giant/gb/bikes/generate-pdf/global/1990?filename=giant-bicycles-bike-1990.pdf