Compare: 2020 Flyxii FE-02 Gravel Base 54 vs 2026 Trek Bikes Checkpoint AL3 S

Insights

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

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

Design deviates from other sizes of Trek Bikes Checkpoint

Stack	568mm	566mm -2mm
Reach	371mm	385mm +14mm
Stack to Reach Ratio	1.53:1	1.47:1
Seat Tube Length, C-T	540mm	520mm -20mm
Top Tube Length, Effective/Horizontal Center	—	548mm
Top Tube Length, Effective/Horizontal Unknown	545mm	—
Top Tube Slope	5.6deg	7.2deg +1.6deg
Head Tube Angle	71.5deg	71.6deg +0.1deg
Seat Tube Angle	73deg	73.7deg +0.7deg
Head Tube Length	150mm	117mm -33mm
Bottom Bracket Drop	67mm	78mm +11mm
Bottom Bracket Height	284mm	275mm -9mm
Chainstay Length	435mm	435mm +0mm
Chainstay Length Horizontal	429.8mm	428mm -1.8mm
Front-Center	595.1mm	610.1mm +15mm
Front-Center Horizontal	591.4mm	605.1mm +13.7mm
Wheelbase	1021.2mm	1033mm +11.8mm
Fork Offset/Rake	50mm	49mm -1mm
Fork Length, Unknown	395mm	—
Trail	64.7mm mid/neutral	65.8mm +1.1mm high
Mechanical Trail	61.4mm	62.4mm +1mm
Wheel Flop	19.5mm	19.7mm +0.2mm
Standover Height	—	765mm
Tire to Pedal Spindle	71.6mm 172.5 mm cranks	87.1mm +15.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	111.5mm 172.5 mm cranks	105mm -6.5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	42mm +2mm
Tire Outer Diameter	702mm	706mm +4mm
Bike Length with Tires	1723.2mm	1739mm +15.8mm
Crank Length	172.5mm	—
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Aluminum
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.flyxii.com/page5?product_id=21&brd=1, https://www.flyxii.com/page5?product_id=21	n/a
Brand	Flyxii	Trek Bikes
Bike	2020 FE-02 Gravel Base	2026 Checkpoint AL3
Size	54	S
Category	All-road/Gravel	All-road/Gravel