2023 BMC Switzerland Kaius 01 Two

	47	51	54	56	58	61
Stack	510mm	530mm	550mm	570mm	595mm	620mm
Reach	390mm	397mm	401mm	405mm	410mm	414mm
Stack to Reach Ratio	1.31:1	1.34:1	1.37:1	1.41:1	1.45:1	1.5:1
Seat Tube Length, C-T	428mm	452mm	468mm	493mm	513mm	533mm
Top Tube Length, Unknown	546mm	559mm	569mm	579mm	592mm	604mm
Top Tube Slope	11.1deg	10.5deg	10.8deg	10.2deg	10.6deg	11deg
Head Tube Angle	71deg	71deg	72deg	72deg	72deg	72deg
Seat Tube Angle	73deg	73deg	73deg	73deg	73deg	73deg
Head Tube Length	85mm	106mm	123mm	144mm	170mm	196mm
Bottom Bracket Drop	80mm	80mm	80mm	80mm	80mm	80mm
Bottom Bracket Height	271mm	271mm	271mm	271mm	271mm	271mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	412.3mm	412.3mm	412.3mm	412.3mm	412.3mm	412.3mm
Front-Center	596mm	610mm	608mm	619mm	632mm	644mm
Front-Center Horizontal	590.7mm	604.7mm	602.7mm	613.7mm	626.7mm	638.7mm
Wheelbase	1003mm	1017mm	1015mm	1026mm	1039mm	1051mm
Fork Offset/Rake	50mm	50mm	45mm	45mm	45mm	45mm
Fork Length (Axle-To-Crown)	387mm	387mm	387mm	387mm	387mm	387mm
Trail	68mm high	68mm high	66.7mm high	66.7mm high	66.7mm high	66.7mm high
Mechanical Trail	64.3mm	64.3mm	63.5mm	63.5mm	63.5mm	63.5mm
Wheel Flop	20.9mm	20.9mm	19.6mm	19.6mm	19.6mm	19.6mm
Standover Height	684mm	722mm	756mm	780mm	798mm	818mm
Tire to Pedal Spindle	75mm 170 mm cranks	89mm 170 mm cranks	84.5mm 172.5 mm cranks	95.5mm 172.5 mm cranks	106mm 175 mm cranks	118mm 175 mm cranks
Pedal Spindle to Ground Clearance	101mm 170 mm cranks	101mm 170 mm cranks	98.5mm 172.5 mm cranks	98.5mm 172.5 mm cranks	96mm 175 mm cranks	96mm 175 mm cranks

	47	51	54	56	58	61
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
Tire Width	40mm	40mm	40mm	40mm	40mm	40mm
Tire Width Max	44mm	44mm	44mm	44mm	44mm	44mm
Tire Outer Diameter	702mm	702mm	702mm	702mm	702mm	702mm
Bike Length with Tires	1705mm	1719mm	1717mm	1728mm	1741mm	1753mm
Crank Length	170mm	170mm	172.5mm	172.5mm	175mm	175mm
Handlebar Width	400mm	420mm	420mm	420mm	420mm	440mm
Stem Length	90mm	100mm	100mm	110mm	110mm	120mm

Published Sizing Recommendations

Height

—

166 cm

174 cm

172 cm

180 cm

178 cm

186 cm

184 cm

192 cm

190 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://www.bmc-switzerland.com/de/bmc-kaius-01-two-23.html