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Built using a lightweight yet stiff ACX All-Round alloy frame and forks, the Polygon Strattos S8 Disc is a road bike that guarantees high performance and longevity while you ride. Designed for a range of cycling activities, you’ll breeze along on family bike rides and be granted the speed you need on more challenging rides.

Kitted with hydraulic disc brakes for powerful and fade-free braking in all conditions, the S8 Disc is well equipped for any race.

About Polygon

Polygon is a world-renowned bike manufacturer with over 25 years of cycling expertise. Producing close to a million bikes a year out of their state-of-the-art manufacturing facilities, their commitment to innovation and craftsmanship has seen them pick up numerous industry awards and become the brand of choice for leading professionals. You’ll be in good company when you ride a Polygon.

  • Frameset: ACX ALL-ROUND UCI APPROVED
  • Hub Spacing: 12x142MM, FOR THRU AXLE TP1.5 L:163MM
  • Fork: ACX ALL-ROUND UCI APPROVED, TAPER 1-1/8" TO 1-1/2"
  • Shifter: SHIMANO ULTEGRA ST-R8020, 2x11-SPEED DUAL CONTROL LEVER
  • Crank: SHIMANO ULTEGRA FC-R8000 50/34T, CRANK ARM: 165mm (XXS, XS) / 170mm (S, M, L) / 172.5mm (XL, XXL)
  • Cassette: SHIMANO ULTEGRA CS-R8000 11-30T
  • Rear Derailleur: SHIMANO ULTEGRA RD-R8000-SS DIRECT ATTACH
  • BB: SHIMANO BB-RS500-PB
  • Chain: KMC X11-1
  • Saddle: ENTITY FLUX2, ø 7mm
  • Seatpost: ENTITY XPERT ALLOY, DXL: 27.2 x 350mm, OFFSET: 15mm
  • Handlebar: ENTITY XPERT ALLOY, W: 400mm (XS, S) / 420mm (M, L) / 440mm (XL, XXL), BAR BORE: 31.8mm, RISE/DROP: 125mm, BEND/REACH: 70mm
  • Handlestem: ENTITY XPERT ALLOY, EXT: 90mm (XS, S) / 100mm (M, L) / 110mm (XL, XXL), BAR BORE: 31.8mm, DEGREE: 10degree
  • Headset: INTEGRATED (IS) SEALED BEARING FOR OS HEAD IS 52/28.6 | IS 52/40
  • Wheel Set: ENTITY XL3 DISC W/ TUBELESS RIM TAPE
  • Wheel Size: 700C
  • Tire: PERFORMANCE TIRE 700x28C
  • Brake Lever: SHIMANO ULTEGRA ST-R8020
  • Brake Caliper: SHIMANO ULTEGRA HYDRAULIC DISC
  • Rotor: SHIMANO SM-RT70 140mm CENTER LOCK


Please note: some minor specification changes may occur without notice. Any changes will use equivalent or higher quality parts.


Building your bike: Bikes purchased online are delivered boxed and will require assembly before they can be used. View the GO Outdoors Bike Assembly guide for more info, including step-by-step and video instruction guides.


We are happy to assemble your bike for FREE at any GO Outdoors store with a bike servicing department (this excludes all GO Express stores, and selected other GO locations). Please call ahead to confirm that you would like us to build your bike. You can find store details and phone numbers here. Every bike sold also comes with FREE 6 week safety check.


Can't get to a GO store? Our partners at LeisureLakes bikes will also assemble and inspect any new bikes purchased from our website. You can book a LeisureLakes appointment here.


Warranty and Returns info: Unfortunately, we are not able to process faulty or warranty bike returns through our warehouse. If your bike develops a fault please contact your nearest GO Outdoors store with a bike servicing department where they will be able to help you. Please call to discuss and book an appointment before you go to store. You can find store details and phone numbers here.

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