2025 T-Lab Bikes R1 Base 58-L
Build
700C/29 in × 32 mm
Insights
Somewhat aggressive stack and reach vs trend of endurance road bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 597mm |
| Reach | 400mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, C-TTT | 540mm |
| Top Tube Length, Effective/Horizontal Center | 570mm |
| Top Tube Slope | 6.1deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 190mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 411mm |
| Chainstay Length Horizontal | 405mm |
| Front-Center | 615mm |
| Front-Center Horizontal | 615mm |
| Wheelbase | 1020mm |
| Fork Offset/Rake | 47mm |
| Trail | 58.9mm mid/neutral |
| Mechanical Trail | 56.1mm |
| Wheel Flop | 16.9mm |
| Standover Height | 801mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 102mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 103mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1706mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 6 ft 0 in to 6 ft 4 in |
Source:https://t-lab-bikes.com/en-ca/bikes/r1#bike-specs