Compare: 2025 LightCarbon LCR018-D Base M(540) vs 2026 Argon 18 Equation Base M 54-56

Insights

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of LightCarbon LCR018-D

Bar type unusual for category

This: Aero Bar
Category: Drop Bar

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of Argon 18 Equation

Stack	569mm	578mm +9mm
Reach	383mm	388mm +5mm
Stack to Reach Ratio	1.49:1	1.49:1
Seat Tube Length, C-T	—	520mm
Seat Tube Length, Unknown	500mm	—
Top Tube Length, Effective/Horizontal HT Top	—	558mm
Top Tube Length, Effective/Horizontal Unknown	549.7mm	—
Top Tube Slope	9.7deg	8.4deg -1.3deg
Head Tube Angle	72deg	72deg +0deg
Seat Tube Angle	73.7deg	73.7deg +0deg
Head Tube Length	157mm	141mm -16mm
Bottom Bracket Drop	76mm	78mm +2mm
Bottom Bracket Height	275mm	261mm -14mm
Chainstay Length	415mm	420mm +5mm
Chainstay Length Horizontal	408mm	412.7mm +4.7mm
Front-Center	601.6mm	605.4mm +3.8mm
Front-Center Horizontal	596.8mm	600.3mm +3.5mm
Wheelbase	1004.8mm	1013mm +8.2mm
Fork Offset/Rake	51mm	47mm -4mm
Fork Length (Axle-To-Crown)	—	387mm
Fork Length, Unknown	378mm	—
Trail	60.4mm mid/neutral	60.7mm +0.3mm mid/neutral
Mechanical Trail	57.5mm	57.8mm +0.3mm
Wheel Flop	17.8mm	17.9mm +0.1mm
Standover Height	—	764mm
Tire to Pedal Spindle	80.6mm 170 mm cranks	96.4mm +15.8mm 170 mm cranks
Pedal Spindle to Ground Clearance	105mm 170 mm cranks	91mm -14mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	28mm -12mm
Tire Outer Diameter	702mm	678mm -24mm
Bike Length with Tires	1706.8mm	1691mm -15.8mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Aero Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc