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BMC Switzerland
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Roadmachine

2023 BMC Switzerland Roadmachine six

Category
Endurance Road
Design
Drop Bar, Rigid, non-suspension corrected
47
Compare
Collection
I've Ridden
51
Compare
Collection
I've Ridden
54
Compare
Collection
I've Ridden
56
Compare
Collection
I've Ridden
58
Compare
Collection
I've Ridden
61
Compare
Collection
I've Ridden
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
Somewhat upright 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 Unknown
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
Front-Center
582.7mm
599mm
597.1mm
608.8mm
620.5mm
635.5mm
Front-Center Horizontal
578.3mm
594.8mm
592.9mm
604.7mm
616.5mm
631.5mm
Wheelbase
982mm
999mm
997mm
1008mm
1020mm
1035mm
Fork Offset/Rake
50mm
50mm
45mm
45mm
45mm
45mm
Fork Length (Axle-To-Crown)
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
Standover Height
719mm
750mm
782mm
805mm
825mm
859mm
Tire to Pedal Spindle
73.7mm
170 mm cranks
90mm
170 mm cranks
85.6mm
172.5 mm cranks
97.3mm
172.5 mm cranks
106.5mm
175 mm cranks
121.5mm
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

six Build

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
28mm
28mm
28mm
28mm
28mm
28mm
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
Stem Length
90mm
90mm
100mm
110mm
110mm
120mm
Stem Angle
8deg
8deg
8deg
8deg
8deg
8deg

Published Sizing Recommendations

Height
13 ft 10 in
to
13 ft 10 in
to
14 ft 4 in
to
14 ft 10 in
to
15 ft 4 in
to
15 ft 10 in
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://www.bmc-switzerland.com/eu_en/23-roadmachine-six-endurance-road-bikes.html
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