2025 T-Lab Bikes R1 Base 52-XS
Build
700C/29 in × 32 mm
Insights
Average stack and reach vs trend of endurance road bikes
Design deviates from other sizes of T-Lab Bikes R1
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 534mm |
| Reach | 370mm |
| Stack to Reach Ratio | 1.44:1 |
| Seat Tube Length, C-TTT | 450mm |
| Top Tube Length, Effective/Horizontal Center | 522mm |
| Top Tube Slope | 9.4deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 411mm |
| Chainstay Length Horizontal | 405mm |
| Front-Center | 579mm |
| Front-Center Horizontal | 580mm |
| Wheelbase | 985mm |
| Fork Offset/Rake | 47mm |
| Trail | 68.4mm high |
| Mechanical Trail | 64.7mm |
| Wheel Flop | 21.1mm |
| Standover Height | 721mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 66mm |
| 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 | 1671mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 5 ft 1 in to 5 ft 4 in |
Source:https://t-lab-bikes.com/en-ca/bikes/r1#bike-specs