	470	490	520	540	560	580	610
Stack	501mm	507mm	523mm	544mm	565mm	584.8mm	602mm
Reach	370mm	375mm	380mm	385mm	395mm	400mm	409mm
Stack to Reach Ratio	1.35:1	1.35:1	1.38:1	1.41:1	1.43:1	1.46:1	1.47:1
Seat Tube Length, C-T	452mm	482mm	502mm	530mm	545mm	560mm	573mm
Top Tube Length, Effective/Horizontal HT Top	508.6mm	515mm	530mm	545mm	564mm	578.5mm	598.5mm
Head Tube Angle	70.5deg	71deg	72deg	72.5deg	73deg	73.3deg	73.3deg
Effective Seat Tube Angle, Seat Tube Top	74.5deg	74.5deg	74deg	73.6deg	73.3deg	73deg	72.5deg
Head Tube Length	103mm	108mm	121mm	141mm	161mm	181mm	199mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	276mm	276mm	276mm	276mm	276mm	276mm	276mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	404mm	404mm	404mm	404mm	404mm	404mm	404mm
Front-Center	574.6mm	577.5mm	578.8mm	586mm	597.4mm	605.5mm	619.6mm
Front-Center Horizontal	574.6mm	577.4mm	578.8mm	586mm	597.4mm	605.5mm	619.6mm
Wheelbase	974.3mm	977.2mm	978.5mm	985.8mm	997.3mm	1005.4mm	1019.6mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm	45mm	45mm
Fork Length, Unknown	370mm	370mm	370mm	370mm	370mm	370mm	370mm
Trail	74.8mm high	71.5mm high	65.1mm high	61.9mm mid/neutral	58.7mm mid/neutral	56.8mm mid/neutral	56.8mm mid/neutral
Mechanical Trail	70.5mm	67.7mm	61.9mm	59mm	56.2mm	54.4mm	54.4mm
Wheel Flop	23.5mm	22mm	19.1mm	17.8mm	16.4mm	15.6mm	15.6mm
Standover Height	732mm	755.5mm	773.6mm	798.5mm	814.6mm	830.5mm	843.7mm
Tire to Pedal Spindle	58.6mm 170 mm cranks	61.5mm 170 mm cranks	62.8mm 170 mm cranks	70mm 170 mm cranks	81.4mm 170 mm cranks	89.5mm 170 mm cranks	103.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks

	470	490	520	540	560	580	610
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	35mm	35mm	35mm	35mm	35mm	35mm	35mm
Tire Width Max	35mm	35mm	35mm	35mm	35mm	35mm	35mm
Tire Outer Diameter	692mm	692mm	692mm	692mm	692mm	692mm	692mm
Bike Length with Tires	1666.3mm	1669.2mm	1670.5mm	1677.8mm	1689.3mm	1697.4mm	1711.6mm

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale

Category Trend

Performance Road

Source:www.lightcarbon.com

Suggest Bike Edit

2026 V4 LightCarbon LCR020-D Base

Geometry

Base Build

Stack and Reach vs. Category Trend