2018 Giant Bicycles Fathom 2 L

Build

650B/27.5 in × 2.25 in

Insights

Somewhat aggressive stack and reach vs trend of hardtail trail mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
611mm
Reach
444mm
Stack to Reach Ratio
1.38:1
Seat Tube Length, C-T
480mm
Top Tube Length, Effective/Horizontal HT Top
625mm
Top Tube Slope
14.6deg
Head Tube Angle
67deg
Seat Tube Angle
73.5deg
Head Tube Length
125mm
Bottom Bracket Drop
45mm
Bottom Bracket Height
304.2mm
Chainstay Length
425mm
Chainstay Length Horizontal
422.6mm
Front-Center
731.8mm
Front-Center Horizontal
730.4mm
Wheelbase
1153mm
Fork Offset/Rake
42mm
Trail
102.6mm
very high
Mechanical Trail
94.4mm
Wheel Flop
36.9mm
Standover Height
753mm
Tire to Pedal Spindle Distance
With 175 mm cranks
207.6mm
Pedal Spindle to Ground Clearance
With 175 mm cranks
129.2mm

2 Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.25in
Tire Outer Diameter
698.3mm
Bike Length with Tires
1851.3mm
Crank Length
175mm
Handlebar Width
780mm
Stem Length
60mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
120mm
Suspension Sag
25%
Frame Material
Aluminum
Fork Material
Aluminum
Brake Type
Disc
Source:https://www.giant-bicycles.com/us/fathom-2-2018