Compare: 2026 XDS X-LAB RS5 Base M vs 2025 LightCarbon LCR018-D Base M(540)

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

Stack	575mm	569mm -6mm
Reach	381mm	383mm +2mm
Stack to Reach Ratio	1.51:1	1.49:1
Seat Tube Length, C-T	510mm	—
Seat Tube Length, Unknown	—	500mm
Top Tube Length, Effective/Horizontal Center	548mm	—
Top Tube Length, Effective/Horizontal Unknown	—	549.7mm
Top Tube Slope	9.2deg	9.7deg +0.5deg
Head Tube Angle	73deg	72deg -1deg
Seat Tube Angle	74deg	73.7deg -0.3deg
Head Tube Length	155mm	157mm +2mm
Bottom Bracket Drop	75mm	76mm +1mm
Bottom Bracket Height	268mm	275mm +7mm
Chainstay Length	420mm	415mm -5mm
Chainstay Length Horizontal	413.3mm	408mm -5.3mm
Front-Center	596mm	601.6mm +5.6mm
Front-Center Horizontal	590.8mm	596.8mm +6mm
Wheelbase	1004mm	1004.8mm +0.8mm
Fork Offset/Rake	50mm	51mm +1mm
Fork Length (On-Axis)	386mm	—
Fork Length, Unknown	—	378mm
Trail	52.6mm mid/neutral	60.4mm +7.8mm mid/neutral
Mechanical Trail	50.3mm	57.5mm +7.2mm
Wheel Flop	14.7mm	17.8mm +3.1mm
Standover Height	784mm	—
Tire to Pedal Spindle	83mm 170 mm cranks	80.6mm -2.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	98mm 170 mm cranks	105mm +7mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	32mm	40mm +8mm
Tire Width Max	38mm	—
Tire Outer Diameter	686mm	702mm +16mm
Bike Length with Tires	1690mm	1706.8mm +16.8mm
Crank Length	170mm	—
Handlebar Width	400mm	—
Stem Length	100mm	—
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Aero Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc