2021 BMC Switzerland Roadmachine 01 Four Base

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

Geometry

54
Stack
562mm
Reach
386mm
Stack to Reach Ratio
1.46:1
Seat Tube Length, C-TTT
500mm
Top Tube Length, Effective/Horizontal Center
546mm
Top Tube Slope
6.7deg
Head Tube Angle
72deg
Seat Tube Angle
74.2deg
Head Tube Length
156mm
Bottom Bracket Drop
71mm
Bottom Bracket Height
268mm
Chainstay Length
410mm
Chainstay Length Horizontal
403.8mm
Front-Center
597mm
Front-Center Horizontal
593.2mm
Wheelbase
997mm
Fork Offset/Rake
45mm
Fork Length (On-Axis)
375mm
Trail
62.8mm
mid/​neutral
Mechanical Trail
59.8mm
Wheel Flop
18.5mm
Tire to Pedal Spindle
85.5mm
172.5 mm cranks
Pedal Spindle to Ground Clearance
95.5mm
172.5 mm cranks

Base Build

54
Wheel Size
700C/29 in
622 mm BSD
Tire Width
28mm
Tire Outer Diameter
678mm
Bike Length with Tires
1675mm
Crank Length
172.5mm
Handlebar Width
420mm
Stem Length
100mm
Stem Angle
-12.5deg

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://edelrad.de/rennrad/bmc/roadmachine-01/4596/bmc-roadmachine-01-four-2021-shimano-ultegra-di2