2022 Poseidon Bike X Base

	S	M	L	XL
Stack	524.1mm	548.5mm	567.3mm	588.2mm
Reach	379.8mm	382.2mm	383.2mm	385.5mm
Stack to Reach Ratio	1.38:1	1.44:1	1.48:1	1.53:1
Seat Tube Length, C-T	520mm	540mm	560mm	580mm
Seat Tube Length, C-TTT	490mm	515mm	540mm	565mm
Top Tube Length, Effective/Horizontal Center	515.8mm	527.7mm	540.4mm	553.6mm
Top Tube Length, Effective/Horizontal HT Top	520mm	535mm	550mm	565mm
Top Tube Slope	2.4deg	3.1deg	3.2deg	3.5deg
Head Tube Angle	70deg	71.5deg	72deg	72.5deg
Seat Tube Angle	75deg	74.5deg	73.5deg	73deg
Head Tube Length	100mm	120mm	140mm	160mm
Bottom Bracket Drop	67mm	67mm	65mm	65mm
Bottom Bracket Height	279mm	279mm	281mm	281mm
Chainstay Length	425mm	425mm	425mm	425mm
Chainstay Length Horizontal	419.7mm	419.7mm	420mm	420mm
Front-Center	598.2mm	595.9mm	596.6mm	601.4mm
Front-Center Horizontal	594.3mm	592.1mm	592.7mm	597.6mm
Wheelbase	1014mm	1011.8mm	1012.7mm	1017.6mm
Fork Offset/Rake	45mm	45mm	45mm	45mm
Fork Length (Axle-To-Crown)	400mm	400mm	400mm	400mm
Trail	78.1mm high	68.3mm high	65.1mm high	61.9mm mid/neutral
Mechanical Trail	73.3mm	64.8mm	61.9mm	59mm
Wheel Flop	25.1mm	20.6mm	19.1mm	17.8mm
Standover Height	762mm	781.1mm	803.4mm	823.5mm
Tire to Pedal Spindle	82.2mm 170 mm cranks	79.9mm 170 mm cranks	80.6mm 170 mm cranks	85.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	109mm 170 mm cranks	109mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks

Published Sizing Recommendations

Height

5 ft 3 in

5 ft 7 in

5 ft 11 in

5 ft 10 in

6 ft 1 in

6 ft 5 in

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:https://www.poseidonbike.com/products/dropbar-x