BMC Fourstroke AMP LT ONE USA
Product Details
The BMC Fourstroke AMP LT ONE USA amplifies your trail game with hidden e-assist power and pure cross-country performance. Designed around a featherlight full-carbon frame, this machine seamlessly integrates the TQ-HPR50 drive system for a natural ride feel and effortless trail-shredding speed. With 120mm of finely tuned APS dual-link suspension travel, it delivers unmatched traction, control, and efficiency on every climb and descent.
Built for fast, progressive riding, the Fourstroke AMP LT ONE features BMC’s race-proven geometry with a 66.5° head angle, a long front end for added stability, and room for two water bottles or a range extender. Outfitted with a SRAM GX Eagle Transmission drivetrain, RockShox SID Select+ 3P suspension, and DT Swiss XRC 1501 wheels, it’s ready to tackle the most technical trails with confidence and relentless speed.
Key Features:
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TQ-HPR50 Drive System - Lightweight, compact motor for seamless trail-racing power and a natural ride experience.
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Advanced APS Suspension - 120mm dual-link travel delivers maximum traction, active efficiency, and control across all terrain.
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Progressive XC Geometry - 66.5° head angle, long front-end, and two-bottle compatibility for speed and versatility on tough courses.
*Please note that bike specifications are subject to change without prior notice
| Specification | Detail |
|---|---|
| Frame | Fourstroke LT AMP Carbon | APS Suspension System | 120mm Travel | Integrated Battery | Fully Guided Internal Cable Routing | Post Mount Disc | 12 x 148mm Boost Thru-Axle |
| Front Suspension | RockShox SID Select+ 3P | 120mm Travel |
| Rear Suspension | RockShox SIDLUXE Select+ 3P |
| Drive Unit | TQ-HPR50 Drive Unit |
| Battery Pack | TQ Battery | 360 Wh | Certified by UL LLC |
| Display | TQ Display | 2" O-LED | Bluetooth / ANT+ |
| Drive Unit Control | TQ Remote |
| Charger | TQ-HPR50 4A Charger |
| Stem | Truvativ Atmos 7K |
| Handlebar | BMC MRB 01 Riser Bar Carbon | 760mm |
| Seatpost | Bikeyoke Divine |
| Saddle | Fizik Antares R5 |
| Crankset | Praxis Carbon eCrank | SRAM X Sync |
| Chainrings | 34T |
| Cassette | SRAM GX Eagle Transmission XS-1275 |
| Cassette Size | 10-52T |
| Chain | SRAM GX Eagle Transmission Flattop |
| Rear Derailleur | SRAM GX Eagle Transmission |
| Shifters | SRAM AXS Pod Controller |
| Gears | 1 x 12 |
| Brake Levers / Calipers | SRAM G2 RSC |
| Rotors | SRAM HS2 | Centerlock |
| Rotor Size (F/R) | 180 / 180mm |
| Rims | DT Swiss XRC 1501 | 30mm Inner Width |
| Hubs | DT Swiss 240 Straightpull | Ratchet EXP 36 |
| Tires | Maxxis Rekon 2.4" | EXO TR |
| Tubeless Information | Tubeless Ready Rims | Tubetype Tires |
| Tire Clearance | 60mm |
| Weight without Pedals | 16.00 kg | Size M |
| ASTM Classification | Level 3 |
| System Weight Limit | 110kg |
| SIZE | S | M | L | XL |
|---|---|---|---|---|
| Rider Height | <172 | 172-182 | 180-188 | >188 |
| Reach | 437 | 457 | 476 | 496 |
| Stack | 594 | 605 | 615 | 627 |
| Bar Rise | 20 | 20 | 20 | 20 |
| Bar Sweep | 7.5° | 7.5° | 7.5° | 7.5° |
| Bar Width | 760 | 760 | 760 | 760 |
| BB Drop | 40 | 40 | 40 | 40 |
| Crank Length | 165 | 170 | 170 | 170 |
| Fork Length | 531 | 531 | 531 | 531 |
| Fork Rake | 44 | 44 | 44 | 44 |
| Front Center | 725 | 751 | 775 | 800 |
| Head Tube | 90 | 102 | 113 | 125 |
| Head Tube Angle | 66.5° | 66.5° | 66.5° | 66.5° |
| Rear Center | 435 | 435 | 435 | 435 |
| Seat Angle | 77° | 77° | 77° | 77° |
| Seat Tube | 420 | 430 | 470 | 490 |
| Seatpost Drop | 125 | 160 | 160 | 185 |
| Seatpost Length | 365 | 435 | 435 | 485 |
| Seatpost Offset | 0 | 0 | 0 | 0 |
| Standover Height | 730 | 730 | 730 | 730 |
| Stem Angle | ±6° | ±6° | ±6° | ±6° |
| Stem Length | 40 | 50 | 50 | 60 |
| Top Tube | 574 | 597 | 620 | 644 |
| Trail | 115 | 115 | 115 | 115 |
| Wheelbase | 1157 | 1178 | 1202 | 1227 |