2023 Giant Bicycles FastRoad AR Base S
Build
700C/29 in × 40 mm
Insights
Design deviates from other sizes of Giant Bicycles FastRoad AR
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 552mm |
| Reach | 396mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, Unknown | 455mm |
| Top Tube Length, Effective/Horizontal Unknown | 560mm |
| Top Tube Slope | 12.4deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 276mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 428.5mm |
| Front-Center | 623mm |
| Front-Center Horizontal | 618.5mm |
| Wheelbase | 1047mm |
| Fork Offset/Rake | 50mm |
| Trail | 71.3mm high |
| Mechanical Trail | 67.2mm |
| Wheel Flop | 22.4mm |
| Standover Height | 736mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 102mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 106mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 40mm |
| Tire Outer Diameter | 702mm |
| Bike Length with Tires | 1749mm |
| Crank Length | 170mm |
| Handlebar Width | 640mm |
| Stem Length | 80mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 160 cm to 170 cm |
Source:https://www.giant-bicycles.com/us/fastroad-ar-2-2025