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    Helios A9X2025 Polygon
    Recommended
    MSRP
    $6,249
    Where to Buy
    —
    $1

    At

    Category
    		Race
    7.6
    Frame
    		Carbon
    		Carbon
    Wheels
    Wheel Size
    		700c
    Clearance
    		28c
    		Shimano Dura-Ace Hydraulic Disc
    		Dura-Ace Di2
    Drivetrain
    		2 × 12 Electronic
    Brand Site

    bikesonline.com

    Summary
    		The Polygon Helios A9X is a carbon frame race bike with ultra high-end components and shimano dura-ace hydraulic disc brakes.

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    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    Helios A9X
    Other Race bikes
    Gear Range

    A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

    Lowest gear

    (climbing)

    41 mph

    Helios A9X

    Highest gear

    (descending)

    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Helios A9X2025 Polygon
    Frame

    ACX Performance Carbon UCI Approved, Internal Cable Routing, Shimano KSMBB9241B Press Fit Bottom Bracket, 12x142mm Thru-Axle, Flat Mount Disc

    BB Standard: BB86/BB92, Press Fit

    Tire Clearance: 28c

    Fork

    ACX Performance Carbon UCI Approved, 12x100mm Thru-Axle, Flat Mount Disc

    Bottom Bracket

    BB86/BB92, press-fit

    Stem

    Vision Metron 5D ACR Integrated, 100mm Length (XS-S), 110mm Length (M-L), 120mm Length (XL), 6-Degree

    Handlebar

    Vision Metron 5D ACR Integrated, 400mm Width (XS-S), 420mm Width (M-L), 420mm (XL), 80mm Reach, 125mm Drop

    Saddle

    Entity Flux2

    Seatpost

    Polygon Carbon Aero Seatpost, 35x337mm (XS), 357mm (S-XL), 20mm Adjustable Offset

    Type: Rigid

    Pedals

    Not included

    Groupset
    Rear Derailleur

    Shimano Dura-Ace Di2 RD-R9250, 12-Speed

    Front Derailleur

    Shimano Dura-Ace Di2 FD-R9250, Braze-On

    Crank

    52/36T

    Shifters

    Shimano Dura-Ace Di2 ST-R9270, 12-Speed

    Cassette

    Shimano Dura-Ace CS-R9250, 12-Speed, 11-34T

    Chain

    Shimano CN-M8100, 12-Speed

    Brakes

    Front: Shimano Dura-Ace BR-R9270, Hydraulic Disc, 160mm Center Lock, Rear: Shimano Dura-Ace BR-R9270, Hydraulic Disc, 140mm Center Lock

    Type: Shimano Dura-Ace Hydraulic Disc

    Wheels
    Front Hub

    Entity WR5 Carbon Disc, 769g, 21mm Internal Width, 50mm Depth, Entity D791SB-12 Hub, 24H, Stainless Straight Pull Butte Spokes, Tubeless Tape Installed / Shimano C60 Dura-Ace Carbon Disc, 751g, 21mm Internal Width, 60mm Depth, 24H, Tubeless Tape Installed

    Rear Hub

    Entity WR5 Carbon Disc, 900g, 21mm Internal Width, 50mm Depth, Novatec D792SB-X12 Hub, 24H, Stainless Straight Pull Butte Spokes, Tubeless Tape Installed / Shimano C60 Dura-Ace Carbon Disc, 858g, 21mm Internal Width, 60mm Depth, 24H, Tubeless Tape Installed

    Tires

    Schwalbe One Addix TLE, 700x28C, Tubeless Ready

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