2018 Specialized Bicycles Amira Base 51
Build
700C/29 in × 24 mm
Insights
Design deviates from other sizes of Specialized Bicycles Amira
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 529mm |
| Reach | 378mm |
| Stack to Reach Ratio | 1.4:1 |
| Seat Tube Length, C-T | 460mm |
| Top Tube Length, Effective/Horizontal Center | 515mm |
| Top Tube Slope | 9.6deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 125mm |
| Bottom Bracket Drop | 73mm |
| Bottom Bracket Height | 262mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 398.4mm |
| Front-Center | 582.2mm |
| Front-Center Horizontal | 577.6mm |
| Wheelbase | 976mm |
| Fork Offset/Rake | 49mm |
| Fork Length (Axle-To-Crown) | 369mm |
| Trail | 57.3mm mid/neutral |
| Mechanical Trail | 54.5mm |
| Wheel Flop | 16.9mm |
| Standover Height | 735mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 77.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 92mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 24mm |
| Tire Outer Diameter | 670mm |
| Bike Length with Tires | 1646mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
| Features | Women's |
Source:https://www.specialized.com/us/en/shop/Bikes/Road-Bikes/Triathlon-Bikes/Amira/c/triathlonAmira