2027 Alan Bike Alpha Allroad S
Build
700C/29 in × 32 mm
Insights
Average stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Alan Bike Alpha
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 534mm |
| Reach | 376mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 500mm |
| Top Tube Length, Effective/Horizontal HT Top | 520mm |
| Top Tube Slope | 5.9deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 69mm |
| Bottom Bracket Height | 274mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 419.4mm |
| Front-Center | 593mm |
| Front-Center Horizontal | 589mm |
| Wheelbase | 1008.4mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 379mm |
| Trail | 65.2mm high |
| Mechanical Trail | 61.7mm |
| Wheel Flop | 20.1mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 80mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 104mm |
Allroad Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1694.4mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:alanbike.it