2023 Giant Bicycles Fathom 29 2

Design
Swept Back Bar, Hardtail (Front suspension)
Frame
Aluminum
Suspension
130mm fork travel
Features
Disc brake
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Bar type unusual for category
This: Swept Back Bar
Category: Flat Bar
vs category
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Bar type unusual for category
This: Swept Back Bar
Category: Flat Bar
vs category
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Bar type unusual for category
This: Swept Back Bar
Category: Flat Bar
vs category
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Bar type unusual for category
This: Swept Back Bar
Category: Flat Bar
vs category

Geometry

S
M
L
XL
Stack
622mm
622mm
631mm
640mm
Reach
425mm
445mm
470mm
490mm
Stack to Reach Ratio
1.46:1
1.4:1
1.34:1
1.31:1
Seat Tube Length, Unknown
380mm
430mm
465mm
495mm
Top Tube Length, Actual C-C
592mm
612mm
639mm
662mm
Top Tube Slope
26deg
20.4deg
17.1deg
14.7deg
Head Tube Angle
66deg
66deg
66deg
66deg
Seat Tube Angle
75deg
75deg
75deg
75deg
Head Tube Length
95mm
95mm
105mm
115mm
Bottom Bracket Drop
60mm
60mm
60mm
60mm
Bottom Bracket Height
-43mm
-43mm
-43mm
-43mm
Chainstay Length
438mm
438mm
438mm
438mm
Chainstay Length Horizontal
433.9mm
433.9mm
433.9mm
433.9mm
Front-Center
725.6mm
745.6mm
774.5mm
798.4mm
Front-Center Horizontal
723.1mm
743.1mm
772.1mm
796.1mm
Wheelbase
1157mm
1177mm
1206mm
1230mm
Fork Offset/Rake
44mm
44mm
44mm
44mm
Trail
-40.6mm
-40.6mm
-40.6mm
-40.6mm
Mechanical Trail
-37.1mm
-37.1mm
-37.1mm
-37.1mm
Wheel Flop
-15.1mm
-15.1mm
-15.1mm
-15.1mm
Standover Height
727mm
746mm
764mm
791mm
Tire to Pedal Spindle
543.6mm
165 mm cranks
558.6mm
170 mm cranks
587.5mm
170 mm cranks
611.4mm
170 mm cranks
Pedal Spindle to Ground Clearance
-208mm
165 mm cranks
-213mm
170 mm cranks
-213mm
170 mm cranks
-213mm
170 mm cranks

2 Build

S
M
L
XL
Wheel Size
29mm BSD
29 mm BSD
29mm BSD
29 mm BSD
29mm BSD
29 mm BSD
29mm BSD
29 mm BSD
Tire Width
2.5mm
2.5mm
2.5mm
2.5mm
Tire Outer Diameter
34mm
34mm
34mm
34mm
Bike Length with Tires
1191mm
1211mm
1240mm
1264mm
Crank Length
165mm
170mm
170mm
170mm
Handlebar Width
780mm
780mm
780mm
780mm
Stem Length
40mm
40mm
50mm
50mm

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
Hardtail Trail MTB
Source:https://www.giant-bicycles.com/gb/fathom-29-2-2023