Compare: 2026 Trek Bikes Checkpoint AL3 XL vs 2020 Flyxii FE-02 Gravel Base 61

Insights

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

Design deviates from other sizes of Trek Bikes Checkpoint

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

Design deviates from other sizes of Flyxii FE-02 Gravel

Stack	650mm	625mm -25mm
Reach	408mm	398mm -10mm
Stack to Reach Ratio	1.59:1	1.57:1
Seat Tube Length, C-T	610mm	610mm +0mm
Top Tube Length, Effective/Horizontal Center	604mm	—
Top Tube Length, Effective/Horizontal Unknown	—	595mm
Top Tube Slope	6.7deg	4.3deg -2.4deg
Head Tube Angle	72.6deg	72deg -0.6deg
Seat Tube Angle	72.1deg	72.5deg +0.4deg
Head Tube Length	201mm	210mm +9mm
Bottom Bracket Drop	74mm	67mm -7mm
Bottom Bracket Height	279mm	284mm +5mm
Chainstay Length	435mm	435mm +0mm
Chainstay Length Horizontal	428.7mm	429.8mm +1.1mm
Front-Center	645.6mm	635.4mm -10.2mm
Front-Center Horizontal	641.3mm	631.9mm -9.4mm
Wheelbase	1070mm	1061.7mm -8.3mm
Fork Offset/Rake	49mm	50mm +1mm
Fork Length, Unknown	—	395mm
Trail	59.3mm mid/neutral	61.5mm +2.2mm mid/neutral
Mechanical Trail	56.6mm	58.5mm +1.9mm
Wheel Flop	16.9mm	18.1mm +1.2mm
Standover Height	859mm	—
Tire to Pedal Spindle	122.6mm 170 mm cranks	109.4mm -13.2mm 175 mm cranks
Pedal Spindle to Ground Clearance	109mm 170 mm cranks	109mm +0mm 175 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	42mm	40mm -2mm
Tire Outer Diameter	706mm	702mm -4mm
Bike Length with Tires	1776mm	1763.7mm -12.3mm
Crank Length	—	175mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	n/a	https://www.flyxii.com/page5?product_id=21&brd=1, https://www.flyxii.com/page5?product_id=21
Brand	Trek Bikes	Flyxii
Bike	2026 Checkpoint AL3	2020 FE-02 Gravel Base
Size	XL	61
Category	All-road/Gravel	All-road/Gravel