2026 Sarma Bikes Foka Al

Design
Flat Bar, Rigid, suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Somewhat aggressive stack and reachvs category

Geometry

S
M
L
XL
Stack
604.4mm
608.6mm
618.3mm
618.3mm
Reach
406.2mm
435mm
448.3mm
462.1mm
Stack to Reach Ratio
1.49:1
1.4:1
1.38:1
1.34:1
Seat Tube Length, Unknown
385mm
430mm
490mm
540mm
Top Tube Length, Effective/Horizontal HT Top
585mm
615mm
631mm
645mm
Head Tube Angle
68deg
68deg
68deg
68deg
Effective Seat Tube Angle, ETT HT Top
73.5deg
73.5deg
73.5deg
73.5deg
Head Tube Length
115mm
120mm
130mm
130mm
Bottom Bracket Drop
60mm
60mm
60mm
60mm
Bottom Bracket Height
346.3mm
346.3mm
346.3mm
346.3mm
Chainstay Length
455mm
455mm
455mm
455mm
Chainstay Length Horizontal
451mm
451mm
451mm
451mm
Front-Center
683.6mm
714mm
731.2mm
745.1mm
Front-Center Horizontal
681.1mm
711.6mm
728.7mm
742.8mm
Wheelbase
1132.1mm
1162.6mm
1179.7mm
1193.8mm
Fork Offset/Rake
51mm
51mm
51mm
51mm
Fork Length, Unknown
491mm
491mm
491mm
491mm
Trail
109.2mm
very high
109.2mm
very high
109.2mm
very high
109.2mm
very high
Mechanical Trail
101.2mm
101.2mm
101.2mm
101.2mm
Wheel Flop
37.9mm
37.9mm
37.9mm
37.9mm
Standover Height
658mm
675mm
750mm
798mm
Tire to Pedal Spindle
107.3mm
170 mm cranks
137.7mm
170 mm cranks
154.9mm
170 mm cranks
168.8mm
170 mm cranks
Pedal Spindle to Ground Clearance
176.3mm
170 mm cranks
176.3mm
170 mm cranks
176.3mm
170 mm cranks
176.3mm
170 mm cranks

Al Build

S
M
L
XL
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
4.5in
4.5in
4.5in
4.5in
Tire Outer Diameter
812.6mm
812.6mm
812.6mm
812.6mm
Bike Length with Tires
1944.7mm
1975.2mm
1992.3mm
2006.4mm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Rigid Fatbike