2021 BMC Switzerland Fourstroke 01 ONE XL
Build
700C/29 in × 2.25 in
Insights
Average stack and reach vs trend of full-suspension cross-country mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 615mm |
| Reach | 485mm |
| Stack to Reach Ratio | 1.27:1 |
| Seat Tube Length, C-T | 510mm |
| Top Tube Length, Effective/Horizontal Center | 654mm |
| Top Tube Slope | 11.2deg |
| Head Tube Angle | 67.5deg |
| Seat Tube Angle | 75.6deg |
| Head Tube Length | 134mm |
| Bottom Bracket Drop | 44mm |
| Bottom Bracket Height | 324.2mm |
| Chainstay Length | 429mm |
| Chainstay Length Horizontal | 426.7mm |
| Front-Center | 777mm |
| Front-Center Horizontal | 779.3mm |
| Wheelbase | 1206mm |
| Fork Offset/Rake | 44mm |
| Fork Length, Unknown | 506mm |
| Trail | 104.9mm very high |
| Mechanical Trail | 96.9mm |
| Wheel Flop | 37.1mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 233.9mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 149.2mm |
01 ONE Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 736.3mm |
| Bike Length with Tires | 1942.3mm |
| Crank Length | 175mm |
| Handlebar Width | 760mm |
| Stem Length | 70mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Rear Travel | 100mm |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 188 cm to |
Source:https://www.bmc-switzerland.com/intl_en/fourstroke-01-one.html