
2025 BMC Fourstroke Three - Sparkling Dark Petrol/Sand
BMC- Shimano SLX Drivetrain
- Rock Shox SID SL Select Fork / Rock Shox SIDLUXE Select+ Shock
- DT Swiss X 1900 Wheelset
Fourstroke is the cornerstone Cross-Country bike designed to excel on every level. Offering beyond-the-tape versatility, this XC machine is setting a new standard with unrivalled 100mm APS dual-link suspension travel. The redefined Big Wheel Concept geometry improves performance in a lightweight full-carbon frame with integrated protection and two water bottle cages for long-distance rides. The Fourstroke THREE boasts the Shimano SLX drivetrain, RockShox SID SL Select fork and RockShox SIDLuxe Select+ 3P shock, DT Swiss X 1900 wheelset with 25mm inner width and the X-Fusion Manic seatpost.
Optimized APS Suspension
More traction equals more speed and that is what we are after. Next-level kinematics tuning, and best-in-class suspension performance delivers full traction, great efficiency, and active suspension on every terrain.
Go Long
This long-distance marathon machine is versatile by design. Allowing you to go far, the Fourstroke has been optimized to fit two water bottles and offers a tire clearance of 62mm to fit the latest 2.4" XC tires.
Redefined Geometry
BMC Race is tailored to a fast and progressive racing style designed to attack the steepest and loosest courses with the improved 66.5° head angle and a long front-end.
Design Boost
Put the hammer down! The redesigned chassis excels in torsional and pedalling stiffness for unparalleled power delivery. A true performance leap that boosts one of the most successful XC race bikes on the scene to a new level.
- Frame:
- Fourstroke Carbon | APS Suspension System | 100mm Travel | Fully Guided Internal Cable Routing | Post Mount Disc | 12 x 148mm Boost Thru-Axle
- Stem:
- BMC MSM 01
- Handlebar:
- BMC MFB 02 Alloy | 750mm
- Seatpost:
- X-Fusion Manic
- Saddle:
- Fizik Antares R7
- Crankset:
- SHIMANO SLX
- Chainrings:
- 34T
- Cassette:
- SHIMANO Deore SLX (CS-M7100)
- Cassette Size:
- 10-51T
- Chain:
- SHIMANO CN-M6100
- Rear Derailleur:
- SHIMANO SLX (RD-M7100)
- Shifters:
- SHIMANO SLX (SL-M7100)
- Gears:
- 1 x 12
- Bottom Bracket:
- PF92 Bottom Bracket
- Brake Levers / Calipers:
- SHIMANO SLX BL-M7100 Levers | BR-M7100 Calipers
- Rotors:
- SHIMANO SM-RT54 | Centerlock
- Rotor Size (F/R):
- 160 / 160mm
- Rims:
- DT Swiss X 1900 | 25mm Inner Width
- Hubs (F/R):
- DT Swiss 370 | Ratchet LN18
- Tires:
- Vittoria Barzo | Tubeless | 2.25 Inches
- Tire Clearance:
- 62mm
- ASTM Classification:
- Level 3
- System Weight Limit:
- 110kg
- General Product Safety Regulation (GPSR):
- Safety Instructions GPSR (EU), Responsible Person (GPSR (EU)) (repeated references to Safety Instructions and Responsible Person under GPSR (EU))
- Tubeless Information:
- Tubeless Ready Rims | Tubetype Tires
- Rear Suspension:
- RockShox SIDLUXE Select+ 3P
- Front Suspension:
- Rockshox SID SL Select 3P | 110mm Travel
- Remote Lockout:
- RockShox TwistLoc 3P