BMC Fourstroke 01 THREE 2026
2026 Mountain
Estimate price |
5,234$
Weight | 12.1 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Carbon -
Travel Front 110mm -
Travel Rear 100mm -
Fork RockShox SID SL Select
-
Groupset SLX -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Shimano SLX Hydraulic Disc
Sizing
Recommended size guide.
MD
171cm - 182cm
LG
180cm - 189cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Fourstroke 01 Premium Carbon with APS Suspension System 100mm Travel | Fully Guided Internal Cable Routing | Post Mount Disc | 12 x 148mm Boost Thru-Axle
Suspension Fork
Rockshox SID SL Select 3P | 110mm Travel
Drivetrain
Rear Derailleur
SHIMANO SLX (RD-M7100)
Shift Levers
SHIMANO SLX (SL-M7100) | Rapidfire Plus
Cassette
SHIMANO Deore SLX (CS-M7100)
Crank
SHIMANO SLX (FC-M7100-1)
Bottom Bracket
PF92 Bottom Bracket
Chain
SHIMANO CN-M6100
Wheels
Rims
DT Swiss X 1900 | 25mm Inner Width
Tires
Vittoria Mezcal | Tubeless | 2.35"
Brakes
Brakes
SHIMANO SLX BL-M7100 Levers | BR-M7100 Calipers
Cockpit
Stem
BMC MSM 01
Handlebar
BMC MFB 02 Alloy | 750mm
Seat
Saddle
Fizik Antares R7
Seatpost
BMC MSP 03 | 31.6mm | 0mm Offset
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.336 mm | 1.295 mm | 1.258 mm | 1.23 mm |
| Bottom Bracket Height | 321 mm | 321 mm | 321 mm | 321 mm |
| Front Center | 714 mm | 738 mm | 762 mm | 791 mm |
| Rake | 44 mm | 44 mm | 44 mm | 44 mm |
| Trail | 113 mm | 113 mm | 113 mm | 113 mm |
| Stack | 584 mm | 592 mm | 600 mm | 615 mm |
| Reach | 437 mm | 457 mm | 477 mm | 500 mm |
| Top Tube Length | 574 mm | 597 mm | 621 mm | 649 mm |
| Seat Tube Angle | 75.6 ° | 75.6 ° | 75.6 ° | 75.6 ° |
| Seat Tube Length | 420 mm | 430 mm | 460 mm | 490 mm |
| Head Tube Angle | 66.75 ° | 66.75 ° | 66.75 ° | 66.75 ° |
| Head Tube Length | 84 mm | 93 mm | 101 mm | 118 mm |
| Chainstay Length | 432 mm | 432 mm | 432 mm | 432 mm |
| Wheelbase | 1139 mm | 1171 mm | 1188 mm | 1218 mm |
| Bottom Bracket Drop | 53 mm | 53 mm | 53 mm | 53 mm |
| Standover Height | 725 mm | 725 mm | 725 mm | 765 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Max Height | 173 cm | 182 cm | 189 cm | cm |