2025 LightCarbon LCTR003 Base 57
Build
700C/29 in × 23 mm
Insights
Very aggressive stack and reach vs trend of track/fixed-gear bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 530mm |
| Reach | 439mm |
| Stack to Reach Ratio | 1.21:1 |
| Seat Tube Length, C-TTT | 550mm |
| Top Tube Length, Effective/Horizontal HT Top | 586mm |
| Top Tube Slope | -1.9deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 135mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 274mm |
| Chainstay Length | 380mm |
| Chainstay Length Horizontal | 375.2mm |
| Front-Center | 627mm |
| Front-Center Horizontal | 624.3mm |
| Wheelbase | 999.5mm |
| Fork Offset/Rake | 34.5mm |
| Fork Length (On-Axis) | 368mm |
| Trail | 69.1mm high |
| Mechanical Trail | 65.9mm |
| Wheel Flop | 19.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 123mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 104mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 23mm |
| Tire Outer Diameter | 668mm |
| Bike Length with Tires | 1667.5mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | N/A |
Published Sizing Recommendations
| Height | 183 cm to 190 cm |
Source:https://www.lightcarbon.com/lightcarbon-fixie-carbon-track-bike-frame_p34.html