2024 TWITTER Bikes CYCLONEpro Base

	XS-45	S-48	M-51	L-54
Stack	506mm	518mm	534mm	553mm
Reach	363mm	374mm	388mm	394mm
Stack to Reach Ratio	1.39:1	1.39:1	1.38:1	1.4:1
Seat Tube Length, Unknown	450mm	480mm	510mm	540mm
Top Tube Length, Effective/Horizontal Unknown	505mm	520mm	538mm	550mm
Top Tube Slope	8.5deg	6.3deg	4.7deg	3.5deg
Head Tube Angle	71.2deg	71.2deg	71.2deg	71.2deg
Seat Tube Angle	74.3deg	74.3deg	74.3deg	74.3deg
Head Tube Length	100mm	114mm	130mm	150mm
Bottom Bracket Drop	74mm	74mm	74mm	74mm
Bottom Bracket Height	262mm	262mm	262mm	262mm
Chainstay Length	408mm	408mm	408mm	408mm
Chainstay Length Horizontal	401.2mm	401.2mm	401.2mm	401.2mm
Front-Center	572mm	588mm	607mm	620mm
Front-Center Horizontal	578.8mm	594.8mm	613.8mm	626.8mm
Wheelbase	980mm	996mm	1015mm	1028mm
Fork Offset/Rake	55mm	55mm	55mm	55mm
Trail	56.3mm mid/neutral	56.3mm mid/neutral	56.3mm mid/neutral	56.3mm mid/neutral
Mechanical Trail	53.3mm	53.3mm	53.3mm	53.3mm
Wheel Flop	17.2mm	17.2mm	17.2mm	17.2mm
Tire to Pedal Spindle	66mm 170 mm cranks	82mm 170 mm cranks	101mm 170 mm cranks	114mm 170 mm cranks
Pedal Spindle to Ground Clearance	92mm 170 mm cranks	92mm 170 mm cranks	92mm 170 mm cranks	92mm 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.

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Source:https://twitterbikeusa.com/products/cyclone-pro-3rd-gen-carbon-wheel-shimano-r7120-24-speed-carbon-road-bike

Geometry