2011 Specialized Bicycles Amira S-Works 48
Build
700C/29 in × 23 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 | 515mm |
| Reach | 371mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-T | 420mm |
| Seat Tube Length, Effective Unknown | 300mm |
| Top Tube Length, Effective/Horizontal Center | 506mm |
| Top Tube Slope | 12.8deg |
| Head Tube Angle | 71.25deg |
| Seat Tube Angle | 75.75deg |
| Head Tube Length | 115mm |
| Bottom Bracket Drop | 73mm |
| Bottom Bracket Height | 261mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 398.4mm |
| Front-Center | 579mm |
| Front-Center Horizontal | 574.6mm |
| Wheelbase | 973mm |
| Fork Offset/Rake | 51mm |
| Trail | 59.5mm mid/neutral |
| Mechanical Trail | 56.4mm |
| Wheel Flop | 18.1mm |
| Standover Height | 718mm |
| Tire to Pedal Spindle Distance With 167.5 mm cranks | 77.5mm |
| Pedal Spindle to Ground Clearance With 167.5 mm cranks | 93.5mm |
S-Works Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 23mm |
| Tire Outer Diameter | 668mm |
| Bike Length with Tires | 1641mm |
| Crank Length | 167.5mm |
| Handlebar Width | 380mm |
| Stem Length | 75mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
Source:http://frameandwheelservices.blogspot.com/2012/08/2010-specialized-amira-comp-48cm-carbon.html