2020 BMC Switzerland Roadmachine 01 One

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

47
51
54
56
58
61
Stack
516mm
541mm
562mm
586mm
610mm
644mm
Reach
374mm
382mm
386mm
390mm
394mm
398mm
Stack to Reach Ratio
1.38:1
1.42:1
1.46:1
1.5:1
1.55:1
1.62:1
Seat Tube Length, C-T
420mm
457mm
500mm
522mm
539mm
573mm
Top Tube Length, Effective/Horizontal HT Top
522mm
532mm
546mm
556mm
568mm
583mm
Top Tube Slope
12.9deg
11.3deg
8.8deg
8.9deg
9.6deg
9.5deg
Head Tube Angle
71.2deg
71.2deg
72deg
72deg
72deg
72deg
Seat Tube Angle
74.2deg
74.2deg
74.2deg
74.2deg
74.2deg
74.2deg
Head Tube Length
112mm
139mm
156mm
181mm
206mm
242mm
Bottom Bracket Drop
71mm
71mm
71mm
71mm
71mm
71mm
Bottom Bracket Height
268mm
268mm
268mm
268mm
268mm
268mm
Chainstay Length
410mm
410mm
410mm
410mm
410mm
410mm
Chainstay Length Horizontal
403.8mm
403.8mm
403.8mm
403.8mm
403.8mm
403.8mm
Front-Center
583mm
599mm
597mm
609mm
621mm
635mm
Front-Center Horizontal
578.2mm
595.2mm
593.2mm
604.2mm
616.2mm
631.2mm
Wheelbase
982mm
999mm
997mm
1008mm
1020mm
1035mm
Fork Offset/Rake
50mm
50mm
45mm
45mm
45mm
45mm
Fork Length (On-Axis)
375mm
375mm
375mm
375mm
375mm
375mm
Trail
62.6mm
mid/​neutral
62.6mm
mid/​neutral
62.8mm
mid/​neutral
62.8mm
mid/​neutral
62.8mm
mid/​neutral
62.8mm
mid/​neutral
Mechanical Trail
59.3mm
59.3mm
59.8mm
59.8mm
59.8mm
59.8mm
Wheel Flop
19.1mm
19.1mm
18.5mm
18.5mm
18.5mm
18.5mm
Tire to Pedal Spindle
74mm
170 mm cranks
90mm
170 mm cranks
85.5mm
172.5 mm cranks
97.5mm
172.5 mm cranks
107mm
175 mm cranks
121mm
175 mm cranks
Pedal Spindle to Ground Clearance
98mm
170 mm cranks
98mm
170 mm cranks
95.5mm
172.5 mm cranks
95.5mm
172.5 mm cranks
93mm
175 mm cranks
93mm
175 mm cranks

01 One Build

47
51
54
56
58
61
Wheel Size
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
Tire Width
28mm
28mm
28mm
28mm
28mm
28mm
Tire Width Max
33mm
33mm
33mm
33mm
33mm
33mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
678mm
Bike Length with Tires
1660mm
1677mm
1675mm
1686mm
1698mm
1713mm
Crank Length
170mm
170mm
172.5mm
172.5mm
175mm
175mm
Handlebar Width
400mm
420mm
420mm
420mm
440mm
440mm
Stem Length
90mm
90mm
100mm
110mm
120mm
120mm
Stem Angle
-12.5deg
-12.5deg
-12.5deg
-12.5deg
-12.5deg
-12.5deg

Published Sizing Recommendations

Height
166 cm
to
174 cm
172 cm
to
180 cm
178 cm
to
186 cm
184 cm
to
192 cm
190 cm
to

Stack and Reach vs. Category Trend

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.

Learn more about the Upright/Aggressive Scale
Category Trend
Endurance Road
Source:https://us-en.bmc-switzerland.com/models/road/roadmachine/roadmachine-01-one-301827.html