2026 Sarma Bikes Foka Al L
Build
650B/27.5 in × 4.5 in
Insights
Average stack and reach vs trend of rigid fatbike bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 618.3mm |
| Reach | 448.3mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, Unknown | 490mm |
| Top Tube Length, Effective/Horizontal HT Top | 631mm |
| Head Tube Angle | 68deg |
| Effective Seat Tube Angle, ETT HT Top | 73.5deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 346.3mm |
| Chainstay Length | 455mm |
| Chainstay Length Horizontal | 451mm |
| Front-Center | 731.2mm |
| Front-Center Horizontal | 728.7mm |
| Wheelbase | 1179.7mm |
| Fork Offset/Rake | 51mm |
| Fork Length, Unknown | 491mm |
| Trail | 109.2mm very high |
| Mechanical Trail | 101.2mm |
| Wheel Flop | 37.9mm |
| Standover Height | 750mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 154.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 176.3mm |
Al Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 4.5in |
| Tire Outer Diameter | 812.6mm |
| Bike Length with Tires | 1992.3mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Unknown |
Source:sarma-bikes.ru