2021 BMC Switzerland Twostroke 01 ONE

Design
Flat Bar, Hardtail (Front suspension)
Frame
Carbon/Composite
Fork
Steel
Suspension
100mm fork travel
Features
Disc brake
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

S
M
L
XL
Stack
588mm
598mm
608mm
623mm
Reach
422.5mm
445mm
465mm
485mm
Stack to Reach Ratio
1.39:1
1.34:1
1.31:1
1.28:1
Seat Tube Length, C-T
410mm
440mm
480mm
510mm
Top Tube Length, Effective/Horizontal HT Top
597mm
618mm
638mm
658mm
Head Tube Angle
67deg
67deg
67deg
67deg
Effective Seat Tube Angle, ETT HT Top
75deg
75deg
75deg
75deg
Head Tube Length
87mm
93.5mm
106mm
122.5mm
Bottom Bracket Drop
64mm
64mm
64mm
64mm
Bottom Bracket Height
304.2mm
304.2mm
304.2mm
304.2mm
Chainstay Length
425mm
425mm
425mm
425mm
Chainstay Length Horizontal
420.2mm
420.2mm
420.2mm
420.2mm
Front-Center
696mm
715mm
741mm
767mm
Front-Center Horizontal
692.4mm
714.9mm
740.9mm
764.9mm
Wheelbase
1112.5mm
1135mm
1161mm
1185mm
Fork Offset/Rake
44mm
44mm
44mm
44mm
Fork Length (Axle-To-Crown)
505mm
505mm
505mm
505mm
Trail
108.5mm
very high
108.5mm
very high
108.5mm
very high
108.5mm
very high
Mechanical Trail
99.9mm
99.9mm
99.9mm
99.9mm
Wheel Flop
39mm
39mm
39mm
39mm
Tire to Pedal Spindle
157.9mm
170 mm cranks
171.9mm
175 mm cranks
197.9mm
175 mm cranks
223.9mm
175 mm cranks
Pedal Spindle to Ground Clearance
134.2mm
170 mm cranks
129.2mm
175 mm cranks
129.2mm
175 mm cranks
129.2mm
175 mm cranks

01 ONE Build

S
M
L
XL
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
Tire Width
2.25in
2.25in
2.25in
2.25in
Tire Width Max
58mm
58mm
58mm
58mm
Tire Outer Diameter
736.3mm
736.3mm
736.3mm
736.3mm
Bike Length with Tires
1848.8mm
1871.3mm
1897.3mm
1921.3mm
Crank Length
170mm
175mm
175mm
175mm
Handlebar Width
760mm
760mm
760mm
760mm
Stem Length
50mm
60mm
60mm
70mm

Published Sizing Recommendations

Height
162 cm
to
172 cm
170 cm
to
180 cm
178 cm
to
188 cm
188 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
Source:https://www.bmc-switzerland.com/twostroke-01-one.html