2023/ONE BMC Switzerland Roadmachine X 51
Build
700C/29 in × 32 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of BMC Switzerland Roadmachine
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 541mm |
| Reach | 382mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 457mm |
| Top Tube Length, Effective/Horizontal Unknown | 532mm |
| Top Tube Slope | 11.3deg |
| Head Tube Angle | 71.2deg |
| Seat Tube Angle | 74.2deg |
| Head Tube Length | 139mm |
| Bottom Bracket Drop | 71mm |
| Bottom Bracket Height | 272mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 403.8mm |
| Front-Center | 599mm |
| Front-Center Horizontal | 595.2mm |
| Wheelbase | 999mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 375mm |
| Trail | 64mm mid/neutral |
| Mechanical Trail | 60.5mm |
| Wheel Flop | 19.5mm |
| Standover Height | 750mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 86mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 102mm |
X Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1685mm |
| Crank Length | 170mm |
| Handlebar Width | 420mm |
| Stem Length | 90mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 166 cm to 174 cm |
Source:https://www.bmc-switzerland.com/intl_en/roadmachine-x-one.html