Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of TanTan Cycling (Seraph) TT-X65
Very aggressive stack and reach vs trend of performance road bikes
Design deviates from other sizes of VeloBuild 368
Geometry
Stack | 581mm | 591mm +10mm |
Reach | 397mm | 424mm +27mm |
Stack to Reach Ratio | 1.46:1 | 1.39:1 |
Seat Tube Length, C-T | 560mm | — |
Seat Tube Length, C-TTT | — | 580mm |
Top Tube Length, Effective/Horizontal Center | — | 594mm |
Top Tube Length, Effective/Horizontal Unknown | 569mm | — |
Top Tube Slope | 4.5deg | 1.4deg -3.1deg |
Head Tube Angle | 73deg | 72.5deg -0.5deg |
Seat Tube Angle | 73.5deg | 74deg +0.5deg |
Head Tube Length | 174mm | 180mm +6mm |
Bottom Bracket Drop | 73mm | 75mm +2mm |
Bottom Bracket Height | 270mm | 264mm -6mm |
Chainstay Length | 408mm | 410mm +2mm |
Chainstay Length Horizontal | 401.4mm | 403.1mm +1.7mm |
Front-Center | 604mm | 636mm +32mm |
Front-Center Horizontal | 599.6mm | 631.9mm +32.3mm |
Wheelbase | 1001mm | 1035mm +34mm |
Fork Offset/Rake | 45mm | 43mm -2mm |
Fork Length (Axle-To-Crown) | — | 375mm |
Trail | 57.8mm mid/neutral | 61.8mm +4mm mid/neutral |
Mechanical Trail | 55.3mm | 58.9mm +3.6mm |
Wheel Flop | 16.2mm | 17.7mm +1.5mm |
Standover Height | 830mm | 836mm +6mm |
Tire to Pedal Spindle | 91mm 170 mm cranks | 127mm +36mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 100mm 170 mm cranks | 94mm -6mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 32mm | 28mm -4mm |
Tire Outer Diameter | 686mm | 678mm -8mm |
Bike Length with Tires | 1687mm | 1713mm +26mm |
Crank Length | 170mm | — |
Handlebar Width | 38mm | — |
Stem Length | 100mm | — |
Stem Angle | -6deg | — |
| 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 | http://tantancycling.com/index.php?_m=mod_product&_a=view&p_id=1185 | https://www.velobuildmall.com/products/2026-vb-r-368-carbon-fiber-aero-road-bike-frame-disc-brake |
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