2025 Oak Twilight Base 2XS
Build
700C/29 in × 28 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Oak Twilight
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 508mm |
| Reach | 368mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, C-T | 420mm |
| Top Tube Length, Actual C-C | 509mm |
| Top Tube Slope | 12.1deg |
| Head Tube Angle | 70.8deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 106mm |
| Bottom Bracket Drop | 71mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 403.8mm |
| Front-Center | 572.6mm |
| Front-Center Horizontal | 568.2mm |
| Wheelbase | 972mm |
| Fork Offset/Rake | 45.3mm |
| Trail | 70mm high |
| Mechanical Trail | 66.1mm |
| Wheel Flop | 21.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 63.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 98mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1650mm |
| Handlebar Width | 360mm |
| Stem Length | 90mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.oak.cc/bikes/p/twilight-frameset