2025 tlab x1 Base M
Build
700C/29 in × 42 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 578mm |
| Reach | 391mm |
| Stack to Reach Ratio | 1.48:1 |
| Seat Tube Length, C-T | 530mm |
| Top Tube Length, Effective/Horizontal Center | 562mm |
| Top Tube Slope | 7.4deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 283mm |
| Chainstay Length | 426mm |
| Chainstay Length Horizontal | 420.2mm |
| Front-Center | 613mm |
| Front-Center Horizontal | 613.8mm |
| Wheelbase | 1034mm |
| Fork Offset/Rake | 50mm |
| Trail | 65.4mm high |
| Mechanical Trail | 62mm |
| Wheel Flop | 19.7mm |
| Standover Height | 805mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 90mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 113mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 42mm |
| Tire Outer Diameter | 706mm |
| Bike Length with Tires | 1740mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://t-lab-bikes.com/en-ca/bikes/x1