2022 Giant Bicycles Fathom 1 S

Build

650B/27.5 in × 2.6 in

Insights

Average stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
622mm
Reach
425mm
Stack to Reach Ratio
1.46:1
Seat Tube Length, C-T
380mm
Top Tube Length, Effective/Horizontal Unknown
592mm
Head Tube Angle
66deg
Effective Seat Tube Angle, Seat Tube Top
75deg
Head Tube Length
95mm
Bottom Bracket Drop
60mm
Bottom Bracket Height
298mm
Chainstay Length
435mm
Chainstay Length Horizontal
430.8mm
Front-Center
725.6mm
Front-Center Horizontal
723.2mm
Wheelbase
1154mm
Fork Offset/Rake
44mm
Trail
111.3mm
very high
Mechanical Trail
101.6mm
Wheel Flop
41.3mm
Standover Height
712mm
Tire to Pedal Spindle Distance
With 165 mm cranks
202.6mm
Pedal Spindle to Ground Clearance
With 165 mm cranks
133mm

1 Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.6in
Tire Outer Diameter
716.1mm
Bike Length with Tires
1870.1mm
Crank Length
165mm
Handlebar Width
780mm
Stem Length
40mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
130mm
Suspension Sag
Unknown
Frame Material
Aluminum
Fork Material
N/A
Brake Type
Disc

Published Sizing Recommendations

Height
163 cm
to
182 cm
Source:https://www.giant-bicycles.com/us/fathom-1-2022