2021 TSUNAMI Bicycle Seaboard CX01 Frame Only

	43	47	50	53	56
Stack	541mm	541mm	541mm	541mm	541mm
Reach	367mm	371mm	375mm	380mm	405mm
Stack to Reach Ratio	1.47:1	1.46:1	1.44:1	1.42:1	1.34:1
Seat Tube Length, C-T	430mm	470mm	500mm	530mm	560mm
Top Tube Length, Effective/Horizontal Center	507mm	516mm	525mm	535mm	565mm
Top Tube Slope	14.7deg	10deg	6.6deg	3.4deg	0.4deg
Head Tube Angle	71deg	71.5deg	72deg	72.5deg	73deg
Seat Tube Angle	75.5deg	75deg	74.5deg	74deg	73.5deg
Head Tube Length	100mm	100mm	100mm	115mm	140mm
Bottom Bracket Drop	68mm	68mm	68mm	68mm	68mm
Bottom Bracket Height	283mm	283mm	283mm	283mm	283mm
Chainstay Length	405mm	405mm	405mm	405mm	405mm
Chainstay Length Horizontal	399.3mm	399.3mm	399.3mm	399.3mm	399.3mm
Front-Center	580.7mm	580.7mm	579.8mm	579.8mm	599.6mm
Front-Center Horizontal	576.8mm	576.8mm	575.8mm	575.8mm	595.8mm
Wheelbase	976mm	976mm	975mm	975mm	995mm
Fork Offset/Rake	44.3mm	45mm	44.8mm	44.5mm	44.1mm
Trail	74mm high	70mm high	67mm high	64.1mm mid/neutral	61.2mm mid/neutral
Mechanical Trail	70mm	66.3mm	63.7mm	61.1mm	58.5mm
Wheel Flop	22.8mm	21.1mm	19.7mm	18.4mm	17.1mm
Tire to Pedal Spindle	59.7mm 170 mm cranks	59.7mm 170 mm cranks	58.8mm 170 mm cranks	58.8mm 170 mm cranks	78.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	113mm 170 mm cranks	113mm 170 mm cranks	113mm 170 mm cranks	113mm 170 mm cranks	113mm 170 mm cranks

Published Sizing Recommendations

Height

140 cm

155 cm

168 cm

165 cm

175 cm

185 cm

183 cm

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://tsunamibicycle.com/product/2019-ck01-touring-frameset/