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Factor LS Gravel Bike


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Gravel Racing Bike

The LS is the newly-released all-terrain offering from FACTOR. With optimized stiffness for gravel, an ultralight 950g frame, and crisp race-focused handling, the LS is the perfect choice for all your hardpack adventures through Westchester, Northern New Jersey and the Hudson Highlands. Complete bike package with SRAM Force AXS eTap, Black Inc Thirty Wheels, hydraulic disc brakes and Finishing Kit.


Intentionally stripped of distracting features and excess materials, LS is meticulously crafted, solely focusing on the essence of gravel racing: speed and grit.
The LS draws on all of Factor’s industry-leading expertise in carbon fiber construction. Perfectly balanced geometry and stiffness deliver voracious acceleration and climbing performance, diverging from traditional gravel bikes. LS offers the correct stiffness for aggressive riding to break free from the group without compromising comfort and efficiency.

  • Max. Tire Clearance: 700 x 43c
  • Ultralight 950g frame
  • Kinked Pencil Seat Stays
  • Asymmetric BB junction for maximum stiffness
  • Mechanical & Electric shifting compatible
  • Hydraulic Disc Brakes
  • Hidden fender mounts
  • TT bento box mount and three options for bottle cages
  • Sleek frame bag compatibility

Have any questions? Chat with us or email


Factor is a brand rooted in racing, performance and a commitment to constant innovation through advanced engineering. Factor's heritage stems from carbon fiber engineering and production for the world's top motorsports companies. Factor is now based in Taiwan and meticulously designs, engineers and manufactures all of its bicycle frames and parts in its very own factory, refusing to compromise on performance or quality control.

Factor is led by former professional bike racer and engineer Rob Gitelis, who moved to Taiwan from the United States following his racing career. Prior to his work at Factor, Rob manufactured the highest-spec'd bicycle frames for some of the world's most well-known labels. He is now devoted to producing bicycles under the Factor label for riders and professional racers across the globe. Factor's sister brand, Black Inc produces some of the highest quality wheels and cockpits on the market under the same principles as Factor. Factor and Black Inc are proud to sponsor UCI World Tour team Israel Startup Nation, led by Chris Froome. 


Factor is currently experiencing overwhelming demand on its bikes. Factor LS Framesets in most cases will ship within 3 weeks of placing your order, however please be aware that lead times may extend longer than that. Supply of complete build bikes are limited at this time due to the availability of groupsets and components. Please email for more info.

Please note: images are for illustration purposes only. Each build is spec'd for the customer specifically and may differ from product images shown, without notice. For questions regarding specific build specs, please contact us.

Brand Model Specification
Brand Model Specification
Frame Set Frame Factor LS
Fork Factor LS
Seat Post 27.2 Round, post not included
Headset 1-1/8" upper, 1-3/8" lower, 45x36
Saddle Rail Clamps 7x7 and 7x9
Front Axle 12x100 Threaded
Rear Axle 12x142 Threaded
Brake Type Disc
Compatible Components 1x or 2x, Electronic or Mechanical
Color UD/Grey
Manufacturer Warranty 5 year limited lifetime warranty
Wheel Size 700c
Max Tire Clearance 43mm
Manufacturer Warranty 5 year limited lifetime warranty
Size 49 52 54 56 58
Stack 530 547 566 585 605
Reach 372 378 383 392 401
Seat Tube Angle 74.5 74 73.5 73.5 73.5
Top Tube 519 535 550 566 580
Head Tube Angle 71.5 71.9 72.3 72.3 72.3
Fork Offset 50 50 50 50 50
Fork Trail 60-61 60-61 59-60 59-60 59-60
Seat Tube Length 455 481 507 527 552
BB Drop 76 76 76 76 76
Front Center 582 589 597 612 627
Fork Length 395 395 395 395 395
Chainstay Length 420 420 420 420 420
Wheelbase 990 998 1005 1020 1035
Stand Over Height 748 772 789 809 831