2023 Hi-Light R8 plus Base

	XS	S	M	L	XL
Stack	502mm	518mm	530mm	547mm	561mm
Reach	363mm	373mm	380mm	386mm	397mm
Stack to Reach Ratio	1.38:1	1.39:1	1.39:1	1.42:1	1.41:1
Seat Tube Length, C-T	445mm	465mm	485mm	510mm	535mm
Top Tube Length, Effective/Horizontal Center	500mm	515mm	530mm	545mm	562mm
Top Tube Slope	8.6deg	8deg	7.1deg	6.2deg	5deg
Head Tube Angle	71deg	71.5deg	72.3deg	73deg	73deg
Seat Tube Angle	74.7deg	74.7deg	74.2deg	73.8deg	73.5deg
Head Tube Length	100mm	115mm	125mm	140mm	155mm
Bottom Bracket Drop	72mm	72mm	72mm	72mm	72mm
Bottom Bracket Height	267mm	267mm	267mm	267mm	267mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	403.6mm	403.6mm	403.6mm	403.6mm	403.6mm
Front-Center	563mm	575mm	578mm	582mm	597mm
Front-Center Horizontal	558.4mm	570.4mm	573.4mm	577.4mm	592.4mm
Wheelbase	962mm	974mm	977mm	981mm	996mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm
Trail	69.1mm high	66mm high	61mm mid/neutral	56.6mm mid/neutral	56.6mm mid/neutral
Mechanical Trail	65.4mm	62.6mm	58.1mm	54.1mm	54.1mm
Wheel Flop	21.3mm	19.9mm	17.7mm	15.8mm	15.8mm
Tire to Pedal Spindle	54mm 170 mm cranks	66mm 170 mm cranks	69mm 170 mm cranks	73mm 170 mm cranks	88mm 170 mm cranks
Pedal Spindle to Ground Clearance	97mm 170 mm cranks	97mm 170 mm cranks	97mm 170 mm cranks	97mm 170 mm cranks	97mm 170 mm cranks

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.

Category Trend

Source:http://cn.tibicycle.com/product/230404-268.html

Geometry