2025 Lynskey Performance Designs Zephyr Base M
Build
700C/29 in × 42 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 572mm |
| Reach | 380mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, C-T | 490mm |
| Top Tube Length, Effective/Horizontal Unknown | 545mm |
| Top Tube Slope | 11.1deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 145mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 278mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 423.4mm |
| Front-Center | 607.2mm |
| Front-Center Horizontal | 602.6mm |
| Wheelbase | 1026mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 77.3mm high |
| Mechanical Trail | 72.8mm |
| Wheel Flop | 24.3mm |
| Standover Height | 758mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 84.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 108mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 42mm |
| Tire Outer Diameter | 706mm |
| Bike Length with Tires | 1732mm |
| 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 6 in to 5 ft 8 in |
Source:https://lynskeyperformance.com/cdn/shop/files/2025_Geometry_Chart.webp?v=1738853070&width=750