2025 4.0 Fairlight Cycles Strael Base 54R
Build
700C/29 in × 28 mm
Insights
Somewhat aggressive stack and reach vs trend of endurance road bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 548mm |
| Reach | 386mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 532mm |
| Top Tube Length, Effective/Horizontal Unknown | 546mm |
| Top Tube Slope | 4deg |
| Head Tube Angle | 72.25deg |
| Seat Tube Angle | 73.75deg |
| Head Tube Length | 124mm |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 267mm |
| Chainstay Length | 419mm |
| Chainstay Length Horizontal | 412.8mm |
| Front-Center | 589.6mm |
| Front-Center Horizontal | 590mm |
| Wheelbase | 998mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 381mm |
| Trail | 61.3mm mid/neutral |
| Mechanical Trail | 58.4mm |
| Wheel Flop | 17.8mm |
| Standover Height | 787mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 80.6mm |
| 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 | 1676mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://fairlightcycles.com/wp-content/uploads/2025/01/Fairlight-Strael-4.0-Design-Notes-v1.pdf