2026 Specialized Allez Base 49
Build
700mm BSD × 30 mm
Insights
Somewhat upright stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Specialized Allez
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 536mm |
| Reach | 359mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, Unknown | 300mm |
| Top Tube Length, Effective/Horizontal Center | 500mm |
| Top Tube Slope | 29.5deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 75.25deg |
| Head Tube Length | 125mm |
| Bottom Bracket Drop | 77mm |
| Bottom Bracket Height | 303mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 412.9mm |
| Front-Center | 577mm |
| Front-Center Horizontal | 571.1mm |
| Wheelbase | 984mm |
| Fork Offset/Rake | 47mm |
| Fork Length, Unknown | 378mm |
| Trail | 84.7mm very high |
| Mechanical Trail | 79.9mm |
| Wheel Flop | 26.7mm |
| Standover Height | 739mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 32mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 138mm |
Base Build
| Wheel Size | 700mm BSD |
| Tire Width | 30mm |
| Tire Outer Diameter | 760mm |
| Bike Length with Tires | 1744mm |
| Crank Length | 165mm |
| Handlebar Width | 380mm |
| Stem Length | 80mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.specialized.com/gb/en/allez-comp-shimano-105/p/4221810?color=5444471-4221810