2019 BMC Switzerland Roadmachine X 51
Build
700C/29 in × 34 mm
Insights
Average stack and reach vs trend of endurance road bikes
Design deviates from other sizes of BMC Switzerland Roadmachine
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 550mm |
| Reach | 376mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-TTT | 490mm |
| Top Tube Length, Effective/Horizontal HT Top | 539mm |
| Top Tube Slope | 6.7deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 154mm |
| Bottom Bracket Drop | 71mm |
| Bottom Bracket Height | 274mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414mm |
| Front-Center | 598mm |
| Front-Center Horizontal | 593mm |
| Wheelbase | 1007mm |
| Fork Offset/Rake | 45mm |
| Fork Length (On-Axis) | 369mm |
| Trail | 74.4mm high |
| Mechanical Trail | 70.2mm |
| Wheel Flop | 23.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 83mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 104mm |
X Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 34mm |
| Tire Outer Diameter | 690mm |
| Bike Length with Tires | 1697mm |
| Crank Length | 170mm |
| Handlebar Width | 420mm |
| Stem Length | 90mm |
| Stem Angle | 8deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 166 cm to 174 cm |
Source:https://de-de.bmc-switzerland.com/catalog/product/view/id/3198/s/roadmachine-x-302030/category/88/