2015 Specialized Bicycles Amira Base 44
Build
700C/29 in × 25 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Specialized Bicycles Amira
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 503mm |
| Reach | 365mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, C-T | 440mm |
| Top Tube Length, Effective/Horizontal Center | 498mm |
| Top Tube Slope | 9.2deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 73mm |
| Bottom Bracket Height | 263mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 398.4mm |
| Front-Center | 576mm |
| Front-Center Horizontal | 571.6mm |
| Wheelbase | 970mm |
| Fork Offset/Rake | 51mm |
| Trail | 64.9mm mid/neutral |
| Mechanical Trail | 61.2mm |
| Wheel Flop | 20.4mm |
| Standover Height | 692mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 75mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 98mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1642mm |
| Crank Length | 165mm |
| Handlebar Width | 360mm |
| Stem Length | 75mm |
| 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/amira-sl4-comp/p/65598?color=174547-65598