Bike-on-Bike
Default Config
Default Config
Insights
Somewhat aggressive stack and reach vs trend of endurance road bikes
Design deviates from other sizes of TanTan Cycling (Seraph) TT-X68
Somewhat aggressive stack and reach vs trend of endurance road bikes
Geometry
Stack | 544mm | 545mm +1mm |
Reach | 384mm | 384mm +0mm |
Stack to Reach Ratio | 1.42:1 | 1.42:1 |
Seat Tube Length, C-T | — | 474mm |
Seat Tube Length, Unknown | 473mm | — |
Top Tube Length, Effective/Horizontal Center | 540mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 540mm |
Top Tube Slope | 9.9deg | 9.9deg +0deg |
Head Tube Angle | 73deg | 73deg +0deg |
Seat Tube Angle | 74deg | 74deg +0deg |
Head Tube Length | 137mm | — |
Bottom Bracket Drop | 72mm | 74mm +2mm |
Bottom Bracket Height | 271mm | 269mm -2mm |
Chainstay Length | 410mm | 410mm +0mm |
Chainstay Length Horizontal | 403.6mm | 403.3mm -0.3mm |
Front-Center | 579mm | 582mm +3mm |
Front-Center Horizontal | 574.4mm | 576.7mm +2.3mm |
Wheelbase | 978mm | 980mm +2mm |
Fork Offset/Rake | 44mm | 46.6mm +2.6mm |
Fork Length (Axle-To-Crown) | 370mm | — |
Trail | 58.9mm mid/neutral | 56.1mm -2.8mm mid/neutral |
Mechanical Trail | 56.3mm | 53.7mm -2.6mm |
Wheel Flop | 16.5mm | 15.7mm -0.8mm |
Standover Height | 767mm | — |
Tire to Pedal Spindle | 63.5mm 172.5 mm cranks | 69mm +5.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 98.5mm 172.5 mm cranks | 99mm +0.5mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 32mm | 32mm +0mm |
Tire Outer Diameter | 686mm | 686mm +0mm |
Bike Length with Tires | 1664mm | 1666mm +2mm |
Crank Length | 172.5mm | — |
| 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://www.seraphbikes.com/superlight-disc-road-bike-frame-tt-x68-bsa-bottom-bracket-max-tire-70028c-with-integrated-handlebar-p5836624.html | https://www.sp-cycle.com/spcycle-2025-new-r088-carbon-road-bike-frame-disc-brake-full-hidden-cable-udh-hanger-lightweight-road-bicycle-frameset-p6081415.html |
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