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-X38
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of LightCarbon LCR020-D
Geometry
Stack | 575mm | 568mm -7mm |
Reach | 394mm | 395mm +1mm |
Stack to Reach Ratio | 1.46:1 | 1.44:1 |
Seat Tube Length, C-T | 560mm | — |
Seat Tube Length, C-TTT | — | 545mm |
Top Tube Length, Effective/Horizontal Center | 566mm | 560mm -6mm |
Top Tube Slope | 4deg | 2.8deg -1.2deg |
Head Tube Angle | 73deg | 73deg +0deg |
Seat Tube Angle | 73.3deg | 73.3deg +0deg |
Head Tube Length | 170mm | 161mm -9mm |
Bottom Bracket Drop | 70mm | 70mm +0mm |
Bottom Bracket Height | 269mm | 276mm +7mm |
Chainstay Length | 410mm | 410mm +0mm |
Chainstay Length Horizontal | 404mm | 404mm +0mm |
Front-Center | 600mm | 599mm -1mm |
Front-Center Horizontal | 595.9mm | 595mm -0.9mm |
Wheelbase | 999.9mm | 999mm -0.9mm |
Fork Offset/Rake | 45mm | 45mm +0mm |
Fork Length (On-Axis) | — | 370mm |
Trail | 56.6mm mid/neutral | 58.7mm +2.1mm mid/neutral |
Mechanical Trail | 54.1mm | 56.2mm +2.1mm |
Wheel Flop | 15.8mm | 16.4mm +0.6mm |
Standover Height | — | 813mm |
Tire to Pedal Spindle | 91mm 170 mm cranks | 83mm -8mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 99mm 170 mm cranks | 106mm +7mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 35mm +7mm |
Tire Outer Diameter | 678mm | 692mm +14mm |
Bike Length with Tires | 1677.9mm | 1691mm +13.1mm |
| 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 | N/A | https://www.lightcarbon.com/uploadfile/downloads/2026-2027%20LightCarbon%20Frame+Component%20Catalog%20-V1.pdf |
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