2018 Specialized Bicycles Amira Base 48
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 | 516mm |
| Reach | 371mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-T | 420mm |
| Top Tube Length, Effective/Horizontal Center | 502mm |
| Top Tube Slope | 12.9deg |
| Head Tube Angle | 71.25deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 115mm |
| Bottom Bracket Drop | 73mm |
| Bottom Bracket Height | 262mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 398.4mm |
| Front-Center | 580.2mm |
| Front-Center Horizontal | 575.6mm |
| Wheelbase | 974mm |
| Fork Offset/Rake | 54mm |
| Fork Length (Axle-To-Crown) | 369mm |
| Trail | 56.7mm mid/neutral |
| Mechanical Trail | 53.7mm |
| Wheel Flop | 17.3mm |
| Standover Height | 718mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 75.2mm |
| 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 | 1644mm |
| 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