Compare: 2026 Argon 18 Dark Matter 3D High Stack M vs 2022 SPCYCLE SP-G056 Base L

Insights

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

Design deviates from other sizes of Argon 18 Dark Matter

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

Design deviates from other sizes of SPCYCLE SP-G056

Stack	606mm	608mm +2mm
Reach	398mm	391mm -7mm
Stack to Reach Ratio	1.52:1	1.55:1
Seat Tube Length, C-T	495mm	—
Seat Tube Length, C-TTT	—	490mm
Top Tube Length, Effective/Horizontal HT Top	577mm	—
Top Tube Length, Effective/Horizontal Unknown	—	575mm
Top Tube Slope	13.7deg	12.6deg -1.1deg
Head Tube Angle	71deg	71.5deg +0.5deg
Seat Tube Angle	73.7deg	73.1deg -0.6deg
Head Tube Length	151mm	175mm +24mm
Bottom Bracket Drop	78mm	76mm -2mm
Bottom Bracket Height	283mm	275mm -8mm
Chainstay Length	436mm	430mm -6mm
Chainstay Length Horizontal	429mm	423.2mm -5.8mm
Front-Center	634.8mm	626mm -8.8mm
Front-Center Horizontal	630mm	621.8mm -8.2mm
Wheelbase	1059mm	1045mm -14mm
Fork Offset/Rake	48mm	50mm +2mm
Fork Length (Axle-To-Crown)	425mm	—
Fork Length, Unknown	—	401mm
Trail	73.5mm high	64.7mm -8.8mm mid/neutral
Mechanical Trail	69.5mm	61.4mm -8.1mm
Wheel Flop	22.6mm	19.5mm -3.1mm
Standover Height	786mm	—
Tire to Pedal Spindle	103.8mm 170 mm cranks	105mm +1.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	113mm 170 mm cranks	105mm -8mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	50mm	40mm -10mm
Tire Width Max	57mm	47mm -10mm
Tire Outer Diameter	722mm	702mm -20mm
Bike Length with Tires	1781mm	1747mm -34mm
Suspension Type	Rigid, suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc