Compare: 2025 LightCarbon LCR018-D Base S(520) vs 2026 BMC Switzerland Roadmachine 01 Base 51

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

Stack	552mm	550mm -2mm
Reach	377mm	379mm +2mm
Stack to Reach Ratio	1.46:1	1.45:1
Seat Tube Length, C-T	—	461mm
Seat Tube Length, Unknown	480mm	—
Top Tube Length, Effective/Horizontal Unknown	535mm	—
Top Tube Length, Actual C-C	—	537mm
Top Tube Slope	10.1deg	11.9deg +1.8deg
Head Tube Angle	72deg	71.4deg -0.6deg
Seat Tube Angle	74deg	74.2deg +0.2deg
Head Tube Length	137mm	138mm +1mm
Bottom Bracket Drop	78mm	75mm -3mm
Bottom Bracket Height	273mm	268mm -5mm
Chainstay Length	415mm	415mm +0mm
Chainstay Length Horizontal	407.6mm	408.2mm +0.6mm
Front-Center	589.8mm	596mm +6.2mm
Front-Center Horizontal	584.6mm	591.8mm +7.2mm
Wheelbase	992.2mm	1000mm +7.8mm
Fork Offset/Rake	51mm	50mm -1mm
Fork Length (On-Axis)	—	379mm
Fork Length, Unknown	378mm	—
Trail	60.4mm mid/neutral	62.7mm +2.3mm mid/neutral
Mechanical Trail	57.5mm	59.4mm +1.9mm
Wheel Flop	17.8mm	19mm +1.2mm
Standover Height	—	762mm
Tire to Pedal Spindle	68.8mm 170 mm cranks	83mm +14.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 170 mm cranks	98mm -5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	32mm -8mm
Tire Outer Diameter	702mm	686mm -16mm
Bike Length with Tires	1694.2mm	1686mm -8.2mm
Crank Length	—	170mm
Handlebar Width	—	390438mm
Stem Length	—	90mm
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