HELIOS A

HELIOS A: Built for Speed and Performance

Aero Road Race | ACX Carbon Frame | 12 Available Builds

The all-new Polygon HELIOS A is a UCI-approved carbon aero road bike designed for maximum speed and performance. Developed with the UCI Continental Team, TSG, we've re-engineered the HELIOS to be 5.2 seconds faster than previous generations but also 150g lighter - offering the perfect balance of aerodynamics and climbing agility for a competitive edge on the road.
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Chasing for speed and against the wind, or fun Sunday club ride with friends around town; all you need is here. See more...

Features

  • Ultra-Lightweight 800g ACX Carbon Frame

    The HELIOS A features a UCI-Approved ACX carbon layup, weighing a mere 800g. Engineered for competitive road racing, the frame utilizes truncated airfoil tube profiles to deliver a 31% reduction in drag compared to previous generations, ensuring you cut through the wind without the weight penalty of traditional aero bikes.

  • Aerospace-Inspired Truncated Airfoil Profiles

    The HELIOS A taps into aerospace engineering by shaping the down tube, seatpost, and head tube into truncated airfoils. This design provides the aerodynamic efficiency of a full teardrop profile while remaining stable in unpredictable crosswinds and significantly lighter.

  • 34mm Tyre Clearance

    The HELIOS A has clearance for up to 34mm tyres. Running wider tyres at lower pressures increases your contact patch and lowers rolling resistance, providing a smoother, faster experience on rough or imperfect roads.

  • LINC Semi-Integrated Carbon Cockpit

    The LINC component line offers the perfect middle ground: the aerodynamic gains of internal routing with the mechanical adjustability of a semi-integrated handlebar and stem. The frame is also versatile and is dual seatpost compatible. Use the included aero seatpost for racing or a standard 27.2mm round post (via adapter) for training and endurance rides.

Choose your series

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To place an order please chose size and color first. This item is available for pre-order with an estimated lead time of 30 days. Learn more.

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Build Specs

Kit
HELIOS A0 AXS
HELIOS A9 Di2 POWERMETER
HELIOS A9 Di2
HELIOS A8 Di2 POWERMETER
HELIOS A8 Di2
HELIOS A7 Di2
Frame ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED
Fork ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED ACX PERFORMANCE UCI APPROVED
Shifter SRAM RED AXS E1, 2x12-SPEED SHIMANO DURA-ACE Di2 ST-R9270, 2x12-SPEED SHIMANO DURA-ACE Di2 ST-R9270, 2x12-SPEED SHIMANO ULTEGRA Di2 ST-R8170, 2x12-SPEED SHIMANO ULTEGRA Di2 ST-R8170, 2x12-SPEED SHIMANO 105 Di2 ST-R7170, 2x12 SPEED
Crank Set SRAM RED E1 48/35T POWER METER SHIMANO DURA-ACE FC-R9200P 52/36T POWER METER SHIMANO DURA-ACE FC-R9200P 52/36T SHIMANO ULTEGRA FC-R8100-P 52/36T POWERMETER SHIMANO ULTEGRA FC-R8100 52/36T SHIMANO 105 FC-R7100 52/36T
Cassette SRAM RED XG-1290 E1 10-33T XDR SHIMANO DURA-ACE CS-R9200-12 11-34T SHIMANO DURA-ACE CS-R9200-12 11-34T SHIMANO ULTEGRA CS-R8101-12 11-34T SHIMANO ULTEGRA CS-R8101-12 11-34T SHIMANO 105 CS-R7101-12 12-SPEED 11-34T
Rear Derailleur SRAM RED AXS E1 DIRECT ATTACH SHIMANO DURA-ACE Di2 RD-R9250 DIRECT ATTACH SHIMANO DURA-ACE Di2 RD-R9250 DIRECT ATTACH SHIMANO ULTEGRA Di2 RD-R8150 DIRECT ATTACH SHIMANO ULTEGRA Di2 RD-R8150 DIRECT ATTACH SHIMANO 105 Di2 RD-R7150
Wheel Set ZIPP 303 SW TUBELESS DISC LINC ALPHA CARBON DISC (45mm) W/ TUBELESS TAPE INSTALLED LINC BETA CARBON DISC (45mm) W/ TUBELESS TAPE INSTALLED LINC BETA CARBON DISC (45mm) W/ TUBELESS TAPE INSTALLED LINC BETA CARBON DISC (45mm) W/ TUBELESS TAPE INSTALLED LINC BETA CARBON DISC (45mm) W/ TUBELESS TAPE INSTALLED
Tire GOODYEAR VECTOR R SW 700x30C PIRELLI PZERO ROAD TLR 700x28C PIRELLI PZERO ROAD TLR 700x28C PIRELLI PZERO ROAD TLR 700x28C PIRELLI PZERO ROAD TLR 700x28C PIRELLI PZERO ROAD TLR 700x28C
Brake Lever SRAM RED SHIMANO DURA-ACE ST-R9270 SHIMANO DURA-ACE ST-R9270 SHIMANO ULTEGRA ST-R8170 SHIMANO ULTEGRA ST-R8170 SHIMANO 105 ST-R7170
Brake Caliper SRAM RED HYDRAULIC DISC SHIMANO DURA-ACE HYDRAULIC DISC SHIMANO DURA-ACE HYDRAULIC DISC SHIMANO ULTEGRA HYDRAULIC DISC SHIMANO ULTEGRA HYDRAULIC DISC SHIMANO 105 HYDRAULIC DISC
Rotor SRAM PACELINE X F:160mm / R:140mm CENTER LOCK SHIMANO DURA-ACE CL900 F:160mm / R:140mm CENTER LOCK SHIMANO DURA-ACE CL900 F:160mm / R:140mm CENTER LOCK SHIMANO ULTEGRA CL800 F:160mm / R:140mm CENTER LOCK SHIMANO ULTEGRA CL800 F:160mm / R:140mm CENTER LOCK SHIMANO SM-RT70 F:160mm / R:140mm CENTER LOCK

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