Compare: 2025 LightCarbon LCG071S-PRO Base 550 vs 2025 TWITTER Bikes Gravel G2 Base L

Insights

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

Design deviates from other sizes of LightCarbon LCG071S-PRO

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

Stack	598.6mm	600mm +1.4mm
Reach	386mm	382mm -4mm
Stack to Reach Ratio	1.55:1	1.57:1
Seat Tube Length, Unknown	550mm	510mm -40mm
Top Tube Length, Effective/Horizontal Unknown	575mm	566mm -9mm
Top Tube Slope	7.7deg	11.9deg +4.2deg
Head Tube Angle	72deg	72.5deg +0.5deg
Seat Tube Angle	72.5deg	73deg +0.5deg
Head Tube Length	175mm	175mm +0mm
Bottom Bracket Drop	70mm	70mm +0mm
Bottom Bracket Height	281mm	279mm -2mm
Chainstay Length	430mm	435mm +5mm
Chainstay Length Horizontal	424.3mm	429.3mm +5mm
Front-Center	614.5mm	600mm -14.5mm
Front-Center Horizontal	605.3mm	595.7mm -9.6mm
Wheelbase	1029.6mm	1025mm -4.6mm
Fork Offset/Rake	50mm	45mm -5mm
Fork Length (On-Axis)	397mm	—
Fork Length, Unknown	—	395mm
Trail	61.5mm mid/neutral	62.9mm +1.4mm mid/neutral
Mechanical Trail	58.5mm	60mm +1.5mm
Wheel Flop	18.1mm	18mm -0.1mm
Standover Height	—	784mm
Tire to Pedal Spindle	93.5mm 170 mm cranks	81mm -12.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	109mm -2mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	38mm -2mm
Tire Outer Diameter	702mm	698mm -4mm
Bike Length with Tires	1731.6mm	1723mm -8.6mm
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.lightcarbon.com/new-carbon-gravel-frameset-with-integrated-stem-system_p171.html	https://ir-5.ozone.ru/s3/multimedia-1-s/wc1000/7785284248.jpg
Brand	LightCarbon	TWITTER Bikes
Bike	2025 LCG071S-PRO Base	2025 Gravel G2 Base
Size	550	L
Category	All-road/Gravel	All-road/Gravel