2025 TanTan Cycling (Seraph) TT-X8 Base 45
Build
700C/29 in × 28 mm
Insights
Somewhat upright stack and reach vs trend of performance road bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 498mm |
| Reach | 356.6mm |
| Stack to Reach Ratio | 1.4:1 |
| Seat Tube Length, C-T | 450mm |
| Top Tube Length, Actual C-C | 490mm |
| Top Tube Slope | 7.6deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 398.9mm |
| Front-Center | 553.8mm |
| Front-Center Horizontal | 549.4mm |
| Wheelbase | 948.3mm |
| Fork Offset/Rake | 43mm |
| Fork Length (On-Axis) | 367.5mm |
| Trail | 71.3mm high |
| Mechanical Trail | 67.4mm |
| Wheel Flop | 21.9mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 44.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1626.3mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:http://www.tantancycling.com/index.php?_m=mod_product&_a=view&p_id=963