2025 Kross Esker FL GEN2

Design
Flat Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category
Average stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category
Average stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category
Average stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category

Geometry

S (18')
M (19")
L (20")
XL (21")
Stack
572mm
586mm
605mm
624mm
Reach
376mm
387mm
398mm
406mm
Stack to Reach Ratio
1.52:1
1.51:1
1.52:1
1.54:1
Seat Tube Length, Unknown
460mm
485mm
510mm
535mm
Top Tube Length, Effective/Horizontal Unknown
545mm
561mm
577mm
591mm
Top Tube Slope
14.5deg
13deg
12deg
11.2deg
Head Tube Angle
71deg
71deg
71deg
71deg
Seat Tube Angle
74deg
74deg
74deg
74deg
Bottom Bracket Drop
75mm
75mm
75mm
75mm
Bottom Bracket Height
281mm
281mm
281mm
281mm
Chainstay Length
430mm
430mm
430mm
430mm
Chainstay Length Horizontal
423.4mm
423.4mm
423.4mm
423.4mm
Front-Center
609.2mm
626.1mm
643mm
657.9mm
Front-Center Horizontal
604.6mm
621.6mm
638.6mm
653.6mm
Wheelbase
1028mm
1045mm
1062mm
1077mm
Fork Offset/Rake
54.3mm
55.5mm
54.9mm
55.4mm
Trail
65.1mm
high
63.9mm
mid/​neutral
64.5mm
mid/​neutral
64mm
mid/​neutral
Mechanical Trail
61.6mm
60.5mm
61mm
60.5mm
Wheel Flop
20.1mm
19.7mm
19.9mm
19.7mm
Standover Height
751mm
772mm
794mm
817mm
Tire to Pedal Spindle
78.2mm
175 mm cranks
95.1mm
175 mm cranks
112mm
175 mm cranks
126.9mm
175 mm cranks
Pedal Spindle to Ground Clearance
106mm
175 mm cranks
106mm
175 mm cranks
106mm
175 mm cranks
106mm
175 mm cranks

FL GEN2 Build

S (18')
M (19")
L (20")
XL (21")
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
45mm
45mm
45mm
45mm
Tire Width Max
50mm
50mm
50mm
50mm
Tire Outer Diameter
712mm
712mm
712mm
712mm
Bike Length with Tires
1740mm
1757mm
1774mm
1789mm
Crank Length
175mm
175mm
175mm
175mm
Handlebar Width
680mm
680mm
680mm
680mm
Stem Length
80mm
80mm
90mm
90mm
Stem Angle
12deg
12deg
12deg
12deg

Published Sizing Recommendations

Height
168 cm
to
175 cm
173 cm
to
180 cm
178 cm
to
185 cm
183 cm
to
189 cm

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
All-road/Gravel
Source:https://kross.pl/esker-flatbar-czarny-zielony-polysk#