BMC
Fourstroke 01 THREE
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Geometry
Geometry
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Geometry
Geometry
Frame geometry
| Geometry | L | M | S | XL |
|---|---|---|---|---|
| Stack | 600mm | 592mm | 584mm | 615mm |
| Reach | 477mm | 457mm | 437mm | 500mm |
| Headtube length | 101mm | 93mm | 84mm | 118mm |
| Headtube angle | 66.5deg | 66.5deg | 66.5deg | 66.5deg |
| BB height | — | — | — | — |
| BB drop | 38mm | 38mm | 38mm | 38mm |
| Trail | 115mm | 115mm | 115mm | 115mm |
| Fork length | 530mm | 530mm | 530mm | 530mm |
| Fork offset | 44mm | 44mm | 44mm | 44mm |
| Front center | 760mm | 743mm | 711mm | 790mm |
| Chainstay length | 431mm | 431mm | 431mm | 431mm |
| Wheelbase | 1189mm | 1172mm | 1140mm | 1219mm |
| Top tube | 623mm | 599mm | 576mm | 651mm |
| Standover height | 727mm | 727mm | 727mm | 727mm |
| Seat tube length | 470mm | 440mm | 420mm | 490mm |
| Seat tube angle | 75.6deg | 75.6deg | 75.6deg | 75.6deg |
Spec geometry
| Geometry | L | M | S | XL |
|---|---|---|---|---|
| Crank length | — | — | — | — |
| Stem length | — | — | — | — |
| Handlebar width | 750mm | 750mm | 750mm | 750mm |
| Handlebar reach | — | — | — | — |
| Handlebar drop | — | — | — | — |
| Saddle width | — | — | — | — |
| Dropper post travel | — | — | — | — |
| Seatpost offset | — | — | — | — |
Specs
Full specs
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Specs
Full specs
Frame
Frame
Fourstroke 01 Premium Carbon with APS Suspension System, 100mm travel, fully guided internal cable routing, post mount disc, 12x148mm Boost thru-axle
Suspension
Rear shock
RockShox SIDLUXE Select+ 3P, 100mm travel
Fork
RockShox SID SL Select 3P, 110mm travel
Brakes
Front brake
Shimano SLX BL-M7100 lever with BR-M7100 caliper
Rear brake
Shimano SLX BL-M7100 lever with BR-M7100 caliper
Front rotor
Shimano SM-RT54, 160mm (S-M) / 180mm (L-XL)
Rear rotor
Shimano SM-RT54, 160mm
Drivetrain
Shift levers
Shimano SLX SL-M7100, Rapidfire Plus
Rear derailleur
Shimano SLX RD-M7100
Cassette
Shimano SLX CS-M7100, 12-speed, 11-51T
Chain
Shimano CN-M6100
Crankset
Shimano SLX FC-M7100-1, 34T chainring
Bottom bracket
PF92 bottom bracket
Cockpit
Stem
BMC MSM 01
Handlebars
BMC MFB 02 Alloy, 750mm
Saddle
Fizik Antares R7
Seatpost
X-Fusion Manic
Wheels & Tires
Front wheel
DT Swiss X 1900, 25mm inner width; DT Swiss
Rear wheel
DT Swiss X 1900, 25mm inner width; DT Swiss
Front tire
Vittoria Mezcal, 2.35, tubetype tire (tubeless-ready rim)
Rear tire
Vittoria Mezcal, 2.35, tubetype tire (tubeless-ready rim)
Weight
Weight
12.1kg (size M as pictured, without pedals, with all accessories)