2020 VAAST Bikes A/1 650b X-Large
Build
650B/27.5 in × 47 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of VAAST Bikes A/1
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 620mm |
| Reach | 410mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, Unknown | 580mm |
| Top Tube Length, Effective/Horizontal HT Top | 605mm |
| Top Tube Slope | 6.5deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 72.5deg |
| Head Tube Length | 195mm |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 271mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 419.5mm |
| Front-Center | 645mm |
| Front-Center Horizontal | 641.5mm |
| Wheelbase | 1061mm |
| Fork Offset/Rake | 50mm |
| Trail | 57.6mm mid/neutral |
| Mechanical Trail | 54.8mm |
| Wheel Flop | 16.9mm |
| Standover Height | 841mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 131mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 96mm |
650b Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 47mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1739mm |
| Crank Length | 175mm |
| Handlebar Width | 440mm |
| Stem Length | 90mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | N/A |
| Fork Material | Unknown |
| Brake Type | Unknown |
Published Sizing Recommendations
| Height | 6 ft 4 in to 6 ft 8 in |
Source:https://www.vaastbikes.com/bikemodels/a1/