Bike-on-Bike
Default Config
X Small
Default Config
Insights
Somewhat upright stack and reach vs trend of performance road bikes
Design deviates from other sizes of Factor Bikes OSTRO VAM
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of XMCS Aero 2026
Geometry
Stack | 502mm | 509mm +7mm |
Reach | 360mm | 373mm +13mm |
Stack to Reach Ratio | 1.39:1 | 1.36:1 |
Seat Tube Length, Unknown | 432mm | 480mm +48mm |
Top Tube Length, Effective/Horizontal Unknown | — | 514mm |
Top Tube Slope | 10.3deg | 5.3deg -5deg |
Head Tube Angle | 71.1deg | 71deg -0.1deg |
Seat Tube Angle | 73.5deg | 74.5deg +1deg |
Head Tube Length | — | 108.7mm |
Bottom Bracket Drop | 72mm | 70mm -2mm |
Bottom Bracket Height | 269mm | 269mm +0mm |
Chainstay Length | 405mm | 410mm +5mm |
Chainstay Length Horizontal | 398.6mm | 404mm +5.4mm |
Front-Center | 576mm | 573mm -3mm |
Front-Center Horizontal | 571.5mm | 572mm +0.5mm |
Wheelbase | 970mm | 976mm +6mm |
Fork Offset/Rake | 57mm | 45mm -12mm |
Fork Length, Unknown | — | 370mm |
Trail | 56.5mm mid/neutral | 69.1mm +12.6mm high |
Mechanical Trail | 53.5mm | 65.4mm +11.9mm |
Wheel Flop | 17.3mm | 21.3mm +4mm |
Standover Height | 726mm | — |
Tire to Pedal Spindle | 65mm 170 mm cranks | 64mm -1mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 99mm 170 mm cranks | 99mm +0mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 30mm | 28mm -2mm |
Tire Outer Diameter | 682mm | 678mm -4mm |
Bike Length with Tires | 1652mm | 1654mm +2mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://factorbikes.com/bikes/ostro-vam | https://www.instagram.com/p/DRxSz9fktyz/?hl=en-gb |
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