2025 TanTan Cycling (Seraph) TT-X71 Base 49
Build
700C/29 in × 28 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of TanTan Cycling (Seraph) TT-X71
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 503mm |
| Reach | 370mm |
| Stack to Reach Ratio | 1.36:1 |
| Seat Tube Length, Unknown | 454mm |
| Top Tube Length, Effective/Horizontal HT Top | 509mm |
| Top Tube Slope | 7.6deg |
| Head Tube Angle | 71.1deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 109mm |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 267mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 398.6mm |
| Front-Center | 578mm |
| Front-Center Horizontal | 573.5mm |
| Wheelbase | 972mm |
| Fork Offset/Rake | 53mm |
| Trail | 60.1mm mid/neutral |
| Mechanical Trail | 56.8mm |
| Wheel Flop | 18.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 69mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 97mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1650mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:http://tantancycling.com/index.php?_m=mod_product&_a=view&p_id=1199&__A=3b148223ab9502f82e0f044e49b4dd9691754495236_686574