2021 J.Guillem Bicycles Atalaya 27.5 56CM

Build

650B/27.5 in × 2.1 in

Insights

Average stack and reach vs trend of all-road/gravel bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
592mm
Reach
394mm
Stack to Reach Ratio
1.5:1
Seat Tube Length, C-T
545mm
Seat Tube Length, C-C
500mm
Top Tube Length, Effective/Horizontal Center
570mm
Top Tube Slope
7.2deg
Head Tube Angle
72deg
Seat Tube Angle
73.5deg
Head Tube Length
165mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
275.3mm
Chainstay Length
420mm
Chainstay Length Horizontal
414.1mm
Front-Center
615mm
Front-Center Horizontal
616.9mm
Wheelbase
1031mm
Fork Offset/Rake
47mm
Trail
62.8mm
mid/​neutral
Mechanical Trail
59.7mm
Wheel Flop
18.5mm
Tire to Pedal Spindle Distance
With 170 mm cranks
99.7mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
105.3mm

27.5 Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.1in
Tire Outer Diameter
690.7mm
Bike Length with Tires
1721.7mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Titanium
Fork Material
Carbon/Composite
Brake Type
Disc
Source:https://jguillem.com/bike/atalaya-gravel