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Fourstroke AMP LT

ONE

TQ-HPR50 Drive Unit
SRAM Gx Eagle AXS Drivetrain
RockShox SID SL Select+ Fork / RockShox SIDLuxe Select+ Shock
As low as €9,999.00
Other CurrenciesEURO €9999
CHF 10499
USD $10999
CAD C$15399
AUD A$
SCEuro €10599

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Amplify your trail-game with the all-new Fourstroke AMP LT built to perform on every terrain. This advanced XC performance machine delivers a progressive riding feel with 120 mm of revolutionized APS dual-link suspension travel. Hidden trail-racing power comes curtesy of the trailblazing TQ-HPR50 drive system for nonstop uphill and downhill speed to make sure nothing stands in your way. The full-carbon frame includes our most progressive Big Wheel Concept Race geometry to accommodate two water bottles, an integrated fork stopper and frame protection. Level up with Fourstroke AMP LT ONE matched with a SRAM Gx Eagle AXS drivetrain, RockShox SID SL Select+ fork and RockShox SIDLuxe Select+ shock, a DT Swiss XRC 1501 wheelset with 30mm inner width, Bikeyoke Divine seatpost and the powerful TQ-HPR50 drive unit.

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See it instore
Amplify your trail-game with the all-new Fourstroke AMP LT built to perform on every terrain. This advanced XC performance machine delivers a progressive riding feel with 120 mm of revolutionized APS dual-link suspension travel. Hidden trail-racing power comes curtesy of the trailblazing TQ-HPR50 drive system for nonstop uphill and downhill speed to make sure nothing stands in your way. The full-carbon frame includes our most progressive Big Wheel Concept Race geometry to accommodate two water bottles, an integrated fork stopper and frame protection. Level up with Fourstroke AMP LT ONE matched with a SRAM Gx Eagle AXS drivetrain, RockShox SID SL Select+ fork and RockShox SIDLuxe Select+ shock, a DT Swiss XRC 1501 wheelset with 30mm inner width, Bikeyoke Divine seatpost and the powerful TQ-HPR50 drive unit.

Innovation
Hidden Power

Fourstroke AMP LT levels up with hidden power thanks to the TQ-HPR50 drive unit. Powerful, light and compact, it is seamlessly integrated into the frame for an uncompromised look and natural ride feeling. Arriving with the harmonic pin-ring transmission, 360 WH battery, 2” fully integrated display and minimalistic handlebar remote, this brand-new system makes sure to amplify your trail game.

Optimized APS Suspension

More traction equals more speed and that is what we’re after. Next-level kinematics tuning, and best-in-class suspension performance delivers full traction, great efficiency, and active suspension on every terrain. Resulting in faster times, this new and improved full-feature suspension allows you to pedal efficiently, brake hard, and charge rough terrain without compromise.

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Redefined Geometry

BWC 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. The 429 mm short chainstays deliver power with proven traction on the most technical sections. The lowered bottom bracket and a steep 77˚ seat angle provide perfect weight distribution and handling.

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Go Long

The Fourstroke AMP LT is versatile by design to let you carry speed with confidence on technical trails. It has been optimized to fit two water bottles or a TQ range extender plus a bottle; it comes with 120 mm of suspension travel to push the trail boundaries with 34 to 35 mm forks and a 60 mm tire clearance to fit 2.4” Maxxis Rekon tires with EXO protection.

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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 Cross-Country bikes on the scene to a new level.

Dropper Post

Fourstroke AMP LT features a standard seat tube that allows the use of classic 31.6mm dropper posts for extended versatility and optimization.

Technical Overview

  • Frame

    Fourstroke LT AMP Carbon
  • Drive Unit

    TQ-HPR50 Drive Unit
  • Drive Unit Control

    TQ V01 Remote
  • Display

    TQ VO2 Display 2" O-LED Bluetooth / ANT+
  • Battery Pack

    TQ 360 Wh Battery
  • Charger

    TQ HPR-50 4A Charger
  • Fork

    Rock Shox SID SL Select+
  • Rear Shock

    Rock Shox SIDLUXE Select+
  • Gears

    1x12
  • Rear Derailleur

    SRAM Gx AXS Eagle
  • Seatpost

    Bikeyoke Divine
  • Rims

    DT Swiss XRC 1501 Wheelset - 30mm Inner Width
  • Tires

    Maxxis Rekon 2.4" TR EXO
  • Tire Clearance

    60mm (Measured Width)
  • Weight Limit

    110 Kg
  • ASTM Classification

    Level 3

BMC Fourstroke AMP LT ONE | E-MTB

Size S M L XL
Rider Height CM <172 172-182 180-188 >188
Stack MM 594 605 615 627
Reach MM (reach) 437 457 476 496
Seat Tube MM (st) 420 430 470 490
Top Tube MM (tt) 574 597 620 644
Head Tube MM (ht) 90 102 113 125
Seat Tube Angle (sa) 77 77 77 77
Head Angle (ha) 66.5 66.5 66.5 66.5
Rear Center MM (rc) 435 435 435 435
Front Center MM (fc) 725 751 775 800
Wheelbase MM (wb) 1157 1178 1202 1227
BB Drop MM (drop) 40 40 40 40
Fork Length MM (fl) 531 531 531 531
Fork Rake MM (fr) 44 44 44 44
Trail MM (trail) 115 115 115 115
Crank Length MM 165 170 170 170
Stem Length MM 40 50 50 60
Stem Angle 6 6 6 6
Bar Width MM 760 760 760 760
Bar Reach MM N/A N/A N/A
Bar Rise MM 20 20 20 20
Backsweep 7.5 7.5 7.5 7.5
Seatpost Drop MM 125 160 160 185
Standover Height mm 730 730 730 730

Frameset

  • Fourstroke AMP Carbon, APS suspension system, 120 mm travel

Technical Details

  • Advanced Pivot Suspension system
  • Big Wheel Concept Race geometry
  • Fully guided internal cable routing, including on lower link
  • 31.6 mm seatpost
  • Chainstay guard, invisible downtube shield, lower link mud protector
  • Integrated lightweight chainguide
  • Integrated fork stopper
  • Metric shock, 190 mm eye to eye length, 40 mm stroke
  • 120 mm fork travel, 44 mm fork offset
  • SRAM UDH Derailleur Hanger (Universal Derailleur Hanger)
  • ASTM level 3

Sizes

S, M, L, XL

Frame Weight*

 

Compatibility

Frame, Fork and Seatpost

  • 130 mm max fork travel
  • 1x drivetrain specific
  • 55 mm boost chainline
  • UDH rear derailleur hanger
  • 2 standard bottles (< 550 ml) on side-entry bottle cages / Range Extender + Standard Bottle (< 550 ml)**
  • 31.6 mm seatposts

Brakes

  • Post mount, 180 mm (Max 200 mm)

Wheels and Axles

  • 29" x 62 mm tire clearance
  • 12x148 mm boost rear axle

* Weight for the lightest finish, including complete hardware with size M frames

** SMALL size fits Range Extender or Standard Bottle (< 550 ml) + Small Bottle (< 350 ml)